Answer:
750 students are boys, 250 are girls.
Step-by-step explanation:
1/4 of 1000 is 250.
250 + 250 + 250 = 750 boys.
if 3/4 are boys, then 1/4 (the rest of the school population) are girls.
150 students are girls.
Recall that

. So we can add twice the first equation to the second one to get

Since

, we have

so

If

, then

If

, then

So the solution set is
Answer:
1/3
Step-by-step explanation:
Base or base number
for example 2^3 = 2 * 2 * 2 or x^2 = x * x
Answer:
27
Step-by-step explanation:
break shape into two parts
rectangle - 4*3=12
triangle 6*5/2 = 15
add rect and triangle tgt - 12+15=27