What is the value of 70% of 420 + 30% of 280
Answer & explanation
Correct answer: option 4
$\frac{70}{100}×420+\frac{30}{100}×280$
294 + 84 = 378
What is the value of 70% of 420 + 30% of 280
Correct answer: option 4
$\frac{70}{100}×420+\frac{30}{100}×280$
294 + 84 = 378