A scientist measures a sample that weighs 0.025 grams. If they need 8 samples, what is the total weight?
Answer
0.2 grams
How to solve it
1
Weight per sample: 0.025 grams
2
Number of samples: 8
3
Total weight: 0.025 × 8 = 0.2 grams
Hints
How much does one sample weigh?
How many samples are needed?
Multiply weight per sample by number of samples