Suppose the ratio of Lev's age to Mina's age is 1 : 2 and the ratio of Mina's age to Naomi's age is 3 : 4.

If the sum of all three ages is between 30 and 50, then how old is Mina?
will give medal

Question

Suppose the ratio of Lev's age to Mina's age is 1 : 2 and the ratio of Mina's age to Naomi's age is 3 : 4.

If the sum of all three ages is between 30 and 50, then how old is Mina?
will give medal

anonymous · Answer

please help

madhu.mukherjee.946 · Answer

The ratio of their ages is 3 : 6 : 8     and this  sums to 17
 
So......doubling each number produces a  sum of 34...and that's between 30 and 50........so we have...
 
6 : 12 : 16  .....and Mina is 12