A hammer is dropped from a 40-foot scaffold. Another one is dropped from a 60-foot scaffold. A: Write the two height functions and compare the graphs. Use h(t)=-16t^2+c, where c is the height of the scaffold. B: Use the graphs to estimate when each hammer will reach the ground.

i'm pretty sure it's 477,585,296, but perhaps my math is incorrect.

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step-by-step explanation:

36 girls

step-by-step explanation:

the 48 boys is 4 parts of the ratio

divide 48 by 4 to obtain one part of the ratio

= 12 ← 1 part of the ratio

3 parts = 3 × 12 = 36 ← number of girls

b). 4320 have a nice day