Question

O
m ple 32 A market research group conducted a survey of 1000 consumers and
reported that 720 consumers like product A and 450 consumers like product B, what is
the least number that must have liked both products?​

Answer 1

Answer:

please follow me ❤️❤️

TOTAL CONSUMERS=1000

CONSUMERS WHO LIKE A=720

CONSUMERS WHO LIKE B=450

TOTAL CONSUMERS WHO LIKE A & B=720+450=1170

i.e. LEAST NUMBER OF CONSUMERS WHO LIKE BOTH A & B=1170-1000=170