Mathematics
Basic Mathematics MCQs with Answers and Solutions
1,600+ basic mathematics MCQs with answers and step-by-step explanations for PPSC, FPSC, NTS & CSS. Arithmetic, algebra and analytical reasoning practice. Take a scored quiz instead →
If a worker does a job in 20 days and another in 30 days, together they take:
A10 days
B12 days
C15 days
D25 days
