Answer:
20
Step-by-step explanation:
If the ratio of boys is 9 there are 90 boys. If 9=90 then 1= 10. 10 x 2 = 20
I hope this helps :0)
Answer:
7x-15
4x-3
4x-5
7x +25
Step-by-step explanation:
Answer:
8.22899353m
= 8m(round)
Step-by-step explanation:
14 * sin(36 degree) = 8.22899353
Anything in the negatives like -2*2=-4-1 = -5
Or positive values up to 5
2*5=10-1=9