Question

Sally and Sam have 2700 marbles in the ratio of 2:7.how many marbles must Sam give away so that they both would have the same number of marbles

Answer 1

Step-by-step explanation:

let us take numbers be x

2x+7x=2700

9x=2700

x=300

2x=2*300=600

7x=7*300=2100

2100-600=1500/2=750

Therefore, Sam has to give 750 marbles so that they both have same number.

Answer 2

Answer:

answer attached in photo