GRE Exam

If p pencils cost c cents at the same rate,how many pencils can be bought for d dollars?

Read Solution (Total 3)

if p pencil=c cent
1 pencil=c/p

so in d dollar we bought =d/c/p=pd/c
11 years agoHelpfull: Yes(3) No(4)

no. of pencils can be bought for d dollars = 100*d*p/c
11 years agoHelpfull: Yes(2) No(2)
as p pencil costs c cent so 1 pencil will cost p/c cent
hence in d dollar total no of pencil can b bought = d/(p/c)cent=[dc/p cent(ans)]

as per my knowledge cent equals to 1-hundredth of the main unit(currncy)

so total no of pencil can b bought =dc/100p
11 years agoHelpfull: Yes(0) No(1)

GRE Other Question

if A and B work together,they will complete a job in 7.5days.however,if A works alone and completes half the work and then B takes over and completes the remaining half alone,they will take 20days.how long will B alone take to do the work if A is more efficient than B ? a steel wire bent in the form of a square of area 121 cm square. if the same wire is bent in the form of a circle, what is the area of the circle?