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Questions Asked on June 11, 2017

The ratio of a quarterback’s completed passes to attempted passes is 7 to 9. If he attempted 45 passes, find how many passes
1. 1 answer
2. asked by bev
3. 3,747 views
The speed of sound in a classroom is 343m/s.A) A tuning fork of frequency 512Hz is struck. What length of open air tube is
1. 6 answers
2. asked by Kayla
3. 2,971 views
An apple cost x cents and an orange costs y cents more than an apple .Express the cost of 8 apples and 12 oranges in term of X
1. 3 answers
2. asked by Ainul
3. 2,697 views
A toddler applies a 25.0 N force to a chair over a distance of 2.5 m, the chair is being pushed across a smooth floor against a
1. 3 answers
2. asked by Ryan
3. 509 views
A child leaves her book bag on a slide. The bag, which is at the top of the slide, starts from rest and reaches the bottom in
1. 1 answer
2. asked by Shreya
3. 1,227 views
Angle a lies in the second quadrant and angle b lies in the third quadrant such that cos(a)=-3/5 and tan(b)=24/7. Determine an
1. 4 answers
2. asked by Zara
3. 1,658 views
How many kilograms of NH3 are needed to produce 1.00×10*kg of (NH4)2SO4?
1. 2 answers
2. asked by MUCHABVA SIBONGILE
3. 1,197 views
Determine an exact value for the expressionsinπ/6 tanπ/3 ÷ cscπ/4
1. 1 answer
2. asked by Zara
3. 484 views
Determine an exact value for the expressionsec4π/3*cot5π/6-tan3π/4
1. 1 answer
2. asked by Zara
3. 516 views
A wheel of a child's car revolves at 15 rpm.a) What is the angular velocity of the wheel in radians per seconds? b) A painted
1. 3 answers
2. asked by Zara
3. 1,581 views
A toddler applies a 25.0 N force to a chair over a distance of 2.5 m, the chair is being pushed across a smooth floor against a
1. 1 answer
2. asked by Ryan
3. 434 views
The speed of water waves is 30cm/s in deep water & 15cm/s in shallow water. If the wavelength in deep water is 1.0cm, what is
1. 2 answers
2. asked by Kayla
3. 1,282 views
As water waves from the ocean approach a shallow beach, their wavelengths become shorter. Explain why.v=fwavelength, frequency
1. 2 answers
2. asked by Kayla
3. 2,020 views
A satellite is orbiting a distant planet of mass 9.6e25 kg and radius 86700 km. The satellite orbits at a height of 8610 km
1. 1 answer
2. asked by Zoey
3. 758 views
if a seed is planted, it has a 70% chance of growing into a healthy plant.if 6 seeds are planted, what is the probability that
1. 2 answers
2. asked by Mae
3. 6,284 views
a manufacturing machine has a 8% defect rate. if 5 items are chosen at random, what is the probability that at least one will
1. 1 answer
2. asked by Mae
3. 12,162 views
in a population where 45%of voters prefer candidate A. an organization conducts a poll of 5 voters.Find the probability that 2
1. 1 answer
2. asked by Mae
3. 946 views
Hello, I have the next exercise about chain rule in multivariable calculus:I have to show that the differential equation:
1. 1 answer
2. asked by Susan
3. 777 views
It costs a publishing company $50000 to make books. The $50000 is a fixed cost or a cost that cannot change. To help the
1. 1 answer
2. asked by Anonymous
3. 3,588 views
List all possible unit formulas (chemical formulas) that can be constructed by the formation of binary ionic compounds from the
1. 2 answers
2. asked by Anonymous
3. 2,155 views
Perform the indicated operation and simplify the result if possible. 2 ft. 11 in. + 7 ft. 3 in.A. 9, 2 B. 10, 4 C. 9, 3 D. 10, 2
1. 6 answers
2. asked by bev
3. 4,004 views
What would be the name of this compound?Si4Br8
1. 1 answer
2. asked by Anonymous
3. 2,049 views
Solve 3^2x+1 = 5(3^x) + 2I would know how to solve it if it was only 3^2x+1, but now it seems more complicated.
1. 1 answer
2. asked by John
3. 372 views
Use the terms solar, kinetic, electrical and potential energy gravitational energy to explain energy transformations used for
1. 0 answers
2. asked by Mileena
3. 562 views
Find a trigonometric equation in the form y = a sin (b (x-c)) which has a minimum of (3, -5) and a zero value of (6, -1).There
1. 4 answers
2. asked by John
3. 548 views
Eliminate the parameter t to find a Cartesian equation in the form x=f(y)x(t)=4t^2 y(t)=4+2t
1. 1 answer
2. asked by Anonymous
3. 3,507 views
Solve using eliminating method2) 3x-5y=15x-2y=8
1. 1 answer
2. asked by Anonymous
3. 509 views
1.5 mole of PCl5 are heated at constant temperature in a closed vessel of 4 litres capacity.At the equilibrium,PCl5 is 35percent
1. 2 answers
2. asked by Chador
3. 4,591 views
A charge of 5.00 ✕ 10^-9 C and a charge of -3.50 ✕ 10^-9 C are separated by a distance of 60.0 cm. Find the position at
1. 1 answer
2. asked by Mary
3. 2,474 views
An observer on Earth sees an alien vessel approach at a speed of 0.44c. The Enterprise comes to the rescue, overtaking the
1. 0 answers
2. asked by Francis
3. 643 views
A 0.59g mass of Glynnium goes through a nuclear fission reaction. The energy from the process is used to lift a 97211kg Saturn 5
1. 0 answers
2. asked by yy
3. 475 views
1.What is the 10th term of 1/2, 1, 3/2, 5/22. What is the 15th term of 0.3, 0.9, 0.15 3. What is the 80th term of 8, 13, 21, 29
1. 1 answer
2. asked by alyssa
3. 609 views
An object starting from rest travels 20m in first 2 seconds. What will be the distance covered by it in next 4 seconds
1. 1 answer
2. asked by Moloy
3. 452 views
Find The Lateral Surface Area And Total Surface Area Of A Right Circular Cylinder In Which: r = 4ft, h = 12ft
1. 4 answers
2. asked by Dawit Z.M
3. 937 views
Temperature at 5pm was 0degree c.if temperature is dropping2degree c per hour what was the temperature 9hours ago?
1. 2 answers
2. asked by Mehul
3. 499 views
Iam a seven digit number.My millions place is 5.My ten thousands place is the difference between my millions place and hundreds
1. 1 answer
2. asked by ashly
3. 667 views
The sum of the age of andy and his parents is 72.In how many years time will the sum of their age be 90?
1. 3 answers
2. asked by rojj
3. 485 views
name any 5 models present in national science center related to force and laws of motion
1. 1 answer
2. asked by ishika
3. 461 views
find the following square roots,using 'prime factors':i) 784 ii) 7056. 1 iii) 20---- 4 please give answers and tell me how to
1. 1 answer
2. asked by baju
3. 471 views
How do you solvesin x * cos x = 1/4 I don't know where to start.
1. 1 answer
2. asked by Dave
3. 476 views
Solve using 2) 3x-5y=15andx-2y=8
1. 1 answer
2. asked by Garvee
3. 357 views
Anita's, a fast-food chain specializing in hot dogs and garlic fries, keeps track of the proportion of its customers who decide
1. 1 answer
2. asked by dee
3. 3,447 views
Which of the two speeches-Kennedy's Inaugural Address or his "We choose to go to the Moon" speech, is more inspirational?
1. 1 answer
2. asked by NIL
3. 502 views
Factorize:ab2(Square)-ac2 (square),hence show that 10x(5.5)-10 (4.5)2 (square)=100
1. 1 answer
2. asked by Raghav
3. 640 views
If x:y=9/2:16/3AND y:z=25/4:17/2, find x:y:z Question of proportional parts please Answer
1. 5 answers
2. asked by Need help
3. 550 views
If the ratio between the two circles is 9:16,findi)the ratio between the radii ii)the ratio between their circumference Thank
1. 1 answer
2. asked by Please help!!!
3. 619 views
I need help analysing a quote for an English assignment but I can't find the deeper meaning:"Day of wrath, that day of burning,
1. 2 answers
2. asked by Melody
3. 718 views
When 0.20 mol of hydrogen gas and 0.15 mol of iodine gas are heated at 723 K until equilibrium is established, the equilibrium
1. 1 answer
2. asked by Bea
3. 1,950 views
A piece of copper ball of mass 20g at 200°c is placed in a copper calomiter of mass 60g containing 50g of water at 30°c
1. 5 answers
2. asked by Joy
3. 2,125 views
Simplify 5h-3[4k-6m+2{3h-(2h+3k)}]
1. 1 answer
2. asked by Ainul
3. 533 views
23×21a×21a
1. 1 answer
2. asked by Ainul
3. 362 views
Lamp posts long one side of a street are 6 m apart. If they extend for 1 and a half kilo metres .Find the number of lamppost
1. 2 answers
2. asked by Ainul
3. 888 views

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