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A class consists of a number of boys whose ages are in A.P., the common difference being 4 months. If the youngest boy is just eight yrs. old and if sum of the ages is 168 yrs, find the number of boys in the class.

Vikas TU , 15 Years ago
Grade 12th Pass
anser 2 Answers
SAGAR SINGH - IIT DELHI

Dear student,

Use an=a+(n-1)d

Sum of an Ap can also be used.....

Last Activity: 15 Years ago
niharika singh

the answer is = 16 students

Last Activity: 14 Years ago
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