Do cross multiplication
<u>6</u> = <u>x</u>
18 12
Now cross multiply
(6)(12) = (18)(x)
72 = 18x
Divide both sides by 18
<u>72</u> = <u>18x</u>
18 18
4 = x
So tMei can complete 4 problems in 12 minutes.
Answer:
He has 672 nails
Step-by-step explanation:
168/.25
Answer:
6.9
7.-5
8.-10
Step-by-step explanation:
8 ^ (-2) = 1 / 64
<span>4 ^ (-3) = 1 / 64</span>
