Question

The ratio of David’s mass to Sharon’s mass is 4 : 3. If Sharon’s mass is 30 kg, what is David’s
mass?

please show working, I will mark you brainliest!

Answer 1

Answer:

40kg

Step-by-step explanation:

ratio= 4:3

if Sharon's mass is 30kg then ratio=4x:30

3*10=30. therefore multiply 10 to 4

4*10=40

now ratio =40:30

therefore David's mass=40kg

plz mark as brainliest

Answer 2

David : Sharon
4 : 3
4x : 3x
total= 7
sharon mass 30kg
3x/7 =30
x = 70
Than ratio
D : S
40:30
so David mass is 40 kg