Question

Jude has seven times as many dimes as nickels. Their value is $5.25. How many nickels does he have?


a. 49
b. 15
c. 7

Answer 1

call the number of nickels n
then how many dimes does he have in terms of n?

Answer 2

n/10?

Answer 3

d = 7n
10d + 5n = 525
now, substitute in your value of d
-->10(7n) + 5n = 525
70n + 5n = 525
75n = 525
n = 7 (and 49 dimes)

Answer 4

i mean n/7

Answer 5

the questions says he has seven times as many dimes as nickels

Answer 6

oh, stupid me read it wrong, i thought he has seven times as many nickles as dimes

Answer 7

:)

Answer 8

i thought it was 49 but when i checked it i was like "what??" now i know why xD

Answer 9

thats good - at least you've learnt something :)

Answer 10

thanks @btaylor

Answer 11

you too @asnaseer

Answer 12

yw :)