Question

One-third of the total number of marbles in a jar are blue and green. There are 24 blue marbles and 18 green marbles. How many marbles are in the jar?

Answer 1

126 marbles

Explanation:

24 - blue

18 - green

42 are blue or green

let 't' = total number of marbles

1/3t = 42

t = 42 x 3 = 126

Answer 2

126 marbles

Explanation:

if 42 is 1/3 of the jar, times it by 3 and that's the total.