Question

in a group of 51 youth,each like cake or biscuit. If the ratio of youth who like cake only and biscuit only is 4:3 and who like both is 16 find the number of youth who like biscuit​

Answer 1

Answer:

15

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Step-by-step explanation:

The no. of youths who like one thing are 51 - 16

= 35

Let the common ratio be z.

So, 4x + 3x = 35

7x = 35

x = 35/7

x = 5

No. of youths who like only biscuits are( 3 × 5 =) 15.