সব প্রশ্নে ফিরে যান
Math
There are 'e' students in a school studying English and 'a' students studying Arabic. How many students study English and Arabic or both, if 'b' students study both?
A) e + a
B) ea + b
C) e + a - b
সঠিক উত্তর
D) e (a - b)