Problema Solution
The number of boys in the tennis club is 10 more than half the number of girls. There are 30 boys in the tennis club. Altogether how many boys and girls are in the club?
Answer provided by our tutors
assume boys = y girls = x
y = 1/2x + 10
y = 30
30 = 1/2x + 10
1/2x = 20
x = 20 *2 = 40
girls is 40 boys is 30
the total is 70