Answer:
60 nickels
70 dimes
Step-by-step explanation:
convert $10 to cents
$10 = 1000 pennies
1000 = 5x + 10 (x+10)
1000 = 15x + 100
900 = 15x
x = 60
60 nickels
70 dimes
check to be sure this adds up to $10
Answer:
<h2>
4.16%</h2>
Step-by-step explanation:
decrease 7%
100 - 7% = 93
increase 12%
93 + 12% = 104.16
104.16 - 100 = 4.16%
Answer:
100
Step-by-step explanation:
just take one zero off the end of 1000 to get 100
now if you 100x10 you get 1000
She should use a computer to select 30 students at random then ask which ones play chess. The other options could produce more skewed results.
Answer:
18
Step-by-step explanation:
