Answer
18 hours
Step-by-step explanation:
if 10 people spend 15 hours
one person spend 15/10=1.5
so 1.5 × 12=18hours
Answer:
50
Step-by-step explanation:
4,500÷90=50
and to check
90×50=4500
Counting each visible cube, and multiplying it by 2, he used 112. If you counted them, there would be 56 cubes. You'd multiply by 2 for the non-visible ones.
Answer:
Monomial; Standard form: 18a^2b^2
Step-by-step explanation:
