2019
Mathematics
67ca00ce0c643c71d77dee1f
Evaluate (6/0.32÷2/0.084 )(-1) correct to 1 decimal place.
A.
1.3
B.
2.5
C.
4.6
D.
3.2
Correct Answer: 1.3
Explanation
(6/0.32 ÷ 2/0.084)−1 = (600/32 ÷ 2000/84)−1 = (600/32×84/2000)−1 = (63/80)−1 = 80/63 = 1.3 (to 1 decimal place)
(6/0.32 ÷ 2/0.084)−1 = (600/32 ÷ 2000/84)−1 = (600/32×84/2000)−1 = (63/80)−1 = 80/63 = 1.3 (to 1 decimal place)THIS WEEK's
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