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Mariam
Questions (144)
An orange drink is made by mixing water and orange concentrates in the ratio of 5:1.
A.How much water is mixed with 6 litres of
1 answer
69 views
Calculate the length of time for 800000naira to earn 15000naira if invested at 10% per annum
1 answer
102 views
While watching a movie Ned Fred and he’d shared a bowl of popcorn Ned ate 1/2 of the popcorn Fred ate 1/4 of the popcorn and
1 answer
120 views
So far John has run 1/4 of the way to school and walked 3/8 of the way what fraction of the distance to school does John have
3 answers
106 views
From the top of a tower the angle of depression of a boat is 30 degree.if the tower is 20m high. How far is the foot of the
1 answer
325 views
From the top of a tower the angle of depression of a boat is 30degree.if the tower is 20m high.how far is the foot of the tower
1 answer
147 views
You are a speaker in a school debate on the topic boys should not help in The kitchen against the motion
0 answers
264 views
If the angle ofa quadrilateral are a, a+10,a+20,and a+30 find a the value of eacq angle
1 answer
140 views
0.5log10^64 _log10^2+log10^5^2
1 answer
230 views
Class A has 18 pupils and class B has 16 pupils.
Both classes sit the same maths test. The mean score for class A is 61. The mean
1 answer
285 views
In a circle of radius 6cm a chord is drawn 3cm from the centre.
A. Calculate the angle substended by the chord at the centre of
3 answers
453 views
How many grams in 0.42 mole of NaCl ?
1 answer
280 views
An object with a mass of 5kh displaces 350ml of water. What is the weight of the object
0 answers
212 views
Calculate one decimal find the angle of elevation of a flagpole which is 31.9m high and 55m away from the base
3 answers
533 views
3(1 + 3.3b) =
1 answer
155 views
The first and last terms of an A.P. are -3 and 145,respectively.if the common different is 4.find the,a.12th,b.25th term,c.the
3 answers
808 views
Which image of A (3,1) could result from a glide reflection across y=x?
1 answer
268 views
what is external trade policy?
0 answers
240 views
The United Nations can not serve its mission of a global peace adequately because Soviet State pursue their own interests
0 answers
233 views
The cost of a car service us partly constant and partly varies with the time it takes to do the work. It costs #3500 for a 5 and
3 answers
540 views
A cylindrical pipe made of metal is 4cm thick if the internal radius of the pipe is 12cm
1 answer
300 views
How many litres of water will a cylindrical pipe hold if it is 1m long and 7cm in diameter
2 answers
2,705 views
A cylinder water tank is 70cm in diameter. To being with, it is fullof water. A leak starts in the bottom so that it loses
1 answer
453 views
V=Nh^2(r-h/3) make r the subject of the formular
1 answer
715 views
A man left of his estate in kerugoya to his wife and to each of his two sons the remainder was to be shared equally among his
1 answer
599 views
In a certain examination, 52 candidates offered biology, 60 history, 96 offered mathhematics , 21 offered biology and history,
2 answers
2,170 views
Three point chatges are placed onthe x axis .Acharge of+2micro c at the100cm mark .what are the magnitude and direction of the
1 answer
1,738 views
Mr. Pilgrim has a turkey farm. he has one male turkey for every 17 female turkeys. if he has 289 females, how many males does he
3 answers
651 views
Hello, I'm totally lost on how to solve this physics problem. Where/how do I insert the variables??
"Light travels from one
1 answer
785 views
Hello! I'm having a bit of trouble trying to solve this physics problem. I'm not sure which equations to use or where or how to
6 answers
1,048 views
A soccer ball is kicked with a speed of 22m/s at an angle of 35.0º above the horizontal. Can someone show me how to find how
2 answers
1,671 views
Hello! I don't understand how to solve this physics problem, please help me:
A projectile is launched at 15 degrees. The landing
0 answers
520 views
I don't understand how to answer this problem or even which equation to insert it into:
"A Dancer leaps across the stage in a
3 answers
693 views
Hey, I'm a bit stuck on this question. "It has been observed that a certain star (S2) in the Sagittarius A* (meaning in the
1 answer
704 views
Hi! I'm a bit lost on this homework question. The question states "In one hand you hold a 0.2kg apple, in the other hand you
3 answers
593 views
A pellet is fired through two circular plates .8 m apart, both rotating at -95rad/s. The angular displacement of second bullet
1 answer
783 views
I don't understand this: Russian ice skater, Alina Zagitova, spins her way to projected Gold in the 2018 Olympics. During one
1 answer
900 views
Can someone help me do this? I'm not sure where to insert the numbers nor in which equation.
The tires on your truck have 0.35 m
3 answers
623 views
I'm lost on this problem too! A 70kg stunt driver rounds a circular corner at 96km/hr (convert to m/s). The centripetal force on
4 answers
603 views
I don't understand this. A can filled with sand has a mass of 0.45kg is swung overhead in a horizontal circle of radius 0.6m at
1 answer
486 views
Can someone help me solve this problem? This example problem will help me solve the actual homework problems
If an 0.6kg apple is
2 answers
721 views
Radon-222 has a half-life of 3.8days. What gram of radio isotopes will remain after 11.4days if you started out with 16 grams of
1 answer
511 views
Write the following expression as the sine, cosine or tangent of an angle.
cos 3x cos 2y + sin 3x sin 2y
1 answer
499 views
So I'm given a general equation and am expected to get the location on the unit circle, the period, and the general solution to
1 answer
536 views
Find the force necessary to stop a 900 kg jetta traveling at +25 m/s in a time of 5.0 seconds.
1 answer
769 views
An truck with a mass of 3500 kg travels with a velocity of 22.0 m/s. Find the momentum.
3 answers
655 views
A shopper in a supermarket pushes a loaded cart with a horizontal force of 80.5N. If the cart has a mass of 33.8kg, how far will
1 answer
1,337 views
Umm, how do I find this? with work?
Use a calculator to evaluate the function at the indicated value of x. Round your answer to
3 answers
757 views
A pumpkin is thrown upwards at a speed of 27.5 m/s and from a height of 2 m above the ground. How long before it hits the ground
2 answers
681 views
A little bumblebee accelerates uniformly at 1.5 m/s2 from rest to 22 m/s. Immediately upon reaching 22m/s, the brakes are
1 answer
1,919 views
A sailboat is moving across the water at 3.0 m/s. A gust of wind fills its sails and it accelerates at a constant 2.0 m/s2. At
1 answer
969 views
A rail gun uses electromagnetic energy to accelerate objects quickly over a short distance. In an experiment, a 2.00 kg
0 answers
699 views
The United States and South Korean soccer teams are playing in the first round of the World Cup. An American kicks the ball,
1 answer
699 views
The city is trying to figure out how long the traffic light should stay yellow at an intersection. The speed limit on the road
1 answer
942 views
Rex flips a coin vertically upwards with an initial velocity of 0.262m/s. Determine the height to which the coin will rise above
2 answers
538 views
A tennis ball is tossed up off a building with a velocity of 22m/s. It takes 6.4s to reach the ground. How high is the building
2 answers
608 views
how can I divide (3+4i)/(2-5i)?? If there's work, that would help me too
1 answer
443 views
Jeff tosses a can of soda pop to Karen, who is standing on her 3rd floor balcony a distance of 8.5m above Jeff’s hand. Jeff
1 answer
883 views
The ceiling of a school gymnasium is a distance of 20m. You toss a ball 1.5m from the ground. What is the maximum initial
1 answer
1,000 views
George drops a stone from atop a cliff of 25m. How long does it take to hit the ocean below, what velocity is it travelling when
1 answer
1,108 views
Roger tosses a ball straight upward at a velocity of +32m/s, calculate the maximum height of the ball and the time to get to the
1 answer
1,240 views
When buying gasoline, you notice that 14 gallons of gasoline is approximately the same as 53 liters. Use this information to
1 answer
673 views
If w varies directly as z and w = 9 when z = -6, find w when z = 3.
a) 0 b) -4.5 c) -2 d) 4.5
1 answer
717 views
True or false: Suppose that y varies directly as x. If y is 5 when x is 30, the constant of variation is 150.
1 answer
478 views
True or false: P varies directly as Q can be written as P = kQ.
1 answer
660 views
"Relative frequency" is the same as which of the following?
frequency histogram cumulative frequency distribution proportion I
1 answer
2,173 views
study looked at the effects of light on female mice. Fifty mice were randomly assigned to a regimen of 12 hours of light and 12
1 answer
1,707 views
A statistics class is made up of 60% women and has 21 women in it. What is the total number of students in the class?
3 answers
680 views
A uniform metre rule is balanced at the 35cm mark when a mass of 500g is placed at the 20cm mark .determine the mass of the rule
0 answers
621 views
It takes 8 hours for 5 people to paint a room.
How long would it take 4 people?
5 answers
5,911 views
What is fascism? Thank you!
1 answer
456 views
What motion does a saddle joint allow? What movement does a pivot joint allow? (please don't say pivotal) Thanks. :)
2 answers
677 views
I am a seven digit number. I have the digit 3 in my ten thousands and tens places, and the digit 1 in all my other places. What
1 answer
365 views
Which Polygon will Always Be Irregular?
A.TRIANGLE B.TRAPEZOID C.SQUARE D.HEXAGON
4 answers
1,412 views
75% of the students on academic team earned 6 honors on the state examinations. the rest of the students on the team passed the
1 answer
471 views
a car rental company has two rates. The first rate is 45$ per day plus 29.5 cents per mile the second rare is 90$ per day plus
1 answer
823 views
What year was Jamestown settled? What were the settlers looking for initially? What guaranteed
their success?
2 answers
627 views
A solution of KOH is prepared by dissolving 2.00 g of KOH in water to a final volume of 250 ml of solution what volume of this
1 answer
2,437 views
How do you graph mixed fraction from a table on a coordinate plane ??
Thanks
0 answers
375 views
How does molecules move throughout the water cycle?
evaporation: They move freely in the air condensation:They lose energy and
1 answer
610 views
science questions:Look around your house and make a list o different kinds of containers that use insulation to keep foods hot
6 answers
645 views
What were obstacles that Mo'ne Davis had to overcome?
1 answer
518 views
Is Anne Frank legacy her diary?
3 answers
394 views
What are some home appliances that can cause phase changes?
1 answer
414 views
What can we learn from an experiment itself?
1 answer
324 views
What are some reading strategies or tips I can use for the Ela state exam?
4 answers
544 views
So I am studying for the Ela state exam and i am writing down some notes... but i am still not sure what does personification
6 answers
579 views
Can you check if my answers are correct because i am having trouble with it?
The Kingdoms End I stand at the edge of the sea,
9 answers
619 views
A rectangle has a length of 6x+3 units and a width of 8 units.
Write a simplified expression for the area, in square units, of
2 answers
776 views
How do you graph a function like y=2x+0.5 and y=0.5x+1?
0 answers
338 views
How can you graph y=2X +0.5 and y=0.5+1?
Thank you
2 answers
388 views
AN astronaut on the Moon has a mass (including his spacesuit and equipment) of 180 kg. the acceleration due to gravity on the
2 answers
2,868 views
How is potential and kinetic energy measured?
1 answer
455 views
So the question is write down three examples of science in your everyday life. This was my answer: sound- compression wave,
3 answers
662 views
what are examples of science in your everyday life please help
1 answer
455 views
A ray of light approaches a jar of honey at an angle of 30.0 degrees. If the angle of refraction is 19.5 degrees, what is the
1 answer
3,768 views
What is the index of refraction of a material if the angle of incidence in air is 50 degrees and the angle of refraction in the
2 answers
2,379 views
What is one qualitative factor and one quantitative factor that affect the refraction of light as it passes from one medium to
1 answer
552 views
∫1/(x2 − 2x + 8)3/2 dx
5 answers
842 views
A student intend to prepare 200ml of 0.3M NaCl solution . The mass in gram of NaCl needed to prepare solution is ?!
1 answer
1,335 views
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