Answer:
240sqin
Step-by-step explanation:
if you convert 4/3ft into inches you get 16 inches so multiplty 15x16=204sqin Hope this helps! ;-)
cant understand your language can you translate in English
Answer:
Step-by-step explanation:
Move 
to the denominator in 
using the negative exponent rule 
In order to determine the number of boys in the class, first, we set-up an algebraic equation. Let x = number of boys in the class. The equation is then: x + 4x = 45. This is because the number of girls is 4 times greater than the number of boys. After solving the algebraic equation, it is then determined that there are 9 boys in the Chemistry class.
3 3/6 is the same as 3 1/2, so 23 take 3 is 20. 20 take 1/2 is 19 1/2.
