Question

in a class of 240 students at a certain school learn mathematics or English or both.150 learn mathematics and 120 learn English. A.how many students like both subjects. B.find the number of students like mathematics only. C.how many students learn English only.

Answer 1

a- 30

b- 90

Explanation:

150 learn math

120 learn english

150+120 is 270

270 - 240 = 30

so 30 students learn both.

120 - 30 = 90

so 90 learn english only

get it?