Question

Plz help and answer ASAP with full working

Answer 1

Explanation:

Gabriela's mass : Pierre's mass = 3 : 8

Gabriela's mass = 3x

Pierre's mass = 8x

Total mass= (1/4) of total height

3x + 8x =
`(1)/(4)(110 + 154)`

11x =
`(1)/(4)*264`

11x = 66

x = 66/11

x = 6

Gabriela's mass = 3x = 3*6 = 18 Kg

Pierre's mass = 8x = 8*6 = 48 kg