Question

A pattern on a baby blanket shows 7 stars for every 4 moons.

A. If the blanket has 28 stars, how many moons does it have? = 16

B. How can the value of the ratio (7:4) be used to find the answer in part A?

please do part B

Answer 1

Answer:

The mass of the earth is 6×1022 kg and that of the moon is 7.4×1022 kg. If the distance between the earth and the moon is 3.84×105 km, calculate the force exerted by the earth on the moon. G=6.7×10−11 N m2 kg−2

Answer 2

Answer:

$\frac{7}{4} = \frac{28}{x} \\ x = 16$