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Yusuf
Questions (14)
I spent 1/4 of my money in one shop and another 1/8 in another shop what fraction is left
1 answer
138 views
A man holds a child on his shoulder while watching a football match.How much work has he done if the game last for 2hours
1 answer
221 views
Find the number of moles of HCl in 1cm3 of the stock solution
1 answer
221 views
I need the solving in details
1 answer
157 views
calculate the value of x given that the perime of the triangle
1 answer
193 views
The charge for electricity consumption,E is partly constant and partly varies as the number N of unit used.the charge for 42
1 answer
362 views
A spring of force constant 1500nm is acted upon by a constant force of 45n calculate the potential energy stored in spring?
1 answer
680 views
a bullet of mass 0.045kg is fire from a gun of mass 9kg the bullet moving with an initia valocity of 200ms. find the initial
1 answer
683 views
Write down the ideal gas equation.A mantakes 16breaths per minute at 18degree cencus and 760mmHg.what is his rate of breathing
1 answer
469 views
A man walk 3km East and then 4km North what is his resultant displacement? Suppose he walk 3km and 4km 60(degree) North of East.
4 answers
3,141 views
Peter wants to plant x plum trees and y apple trees. He wants at least 3 plum trees and 2 apple trees
Write down one inequality
3 answers
1,462 views
Please help me!!!
Write a balanced chemical equation for oxidation-reduction reaction of fluorene
0 answers
528 views
The distance of a chord from the centre of a circle of radius 7cm is 5cm,what is the length of the chord to the nearest
1 answer
1,013 views
a number is picked from the set (1,2,3,_,18).find the probability that it is either a multiple 3 or a number less than 7. find
2 answers
449 views
Answers (12)
99
1)v1=u+a1t1=0+(8*3)=240m/s 2)v2=v1+a2t2=240+(-5)*20=140m/s 3)total area convered in 50s=Area of motion in 30s+Area of motion in 20s=area of triangle + area of parallelogram=1/2*30*240+1/2(240+140)*20=7400m 4)average speed=total distance covered in
1.u=0 V=u+at=0+8*30=240
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It is NOT $1.39 per square feet, it is $0.72 per square feet.
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A stone propelled from a catapult with a speed of 50m-s attains a height of 100m calcutate
Calculate the heat required to raise the temperate of 10kg of copper perform from 20c to 30c specific capacity of copper= 400j/kgk
The oxidation number of sulphur in cuso4.5H2O is
