Compare the given ratios?
a) 11:15 and 13:18
b) 13:21 and 17:29
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Answer:
(a) 11/15 and 13/18
cross multiply
11×18.and15×13
198>195
therefore, 11/15is greater than 13/18
Step-by-step explanation:
13/31 and 13/28
cross multiply
13×28 31×13
364≥ 403
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