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CAT 2019 Surds and Indices — Previous Year Question

Year

CAT 2019

Section

Quantitative

Topic

Surds and Indices

Difficulty

Medium

Question

Slot-1

If 7a3×35b+1×20c2\sqrt[3]{7^a} \times 35^{b+1} \times 20^{c-2} is a whole number, then which one of the statements below is consistent with it?

a = 2, b = 1, c = 1

a = 1, b = 2, c = 2

a = 2, b = 1, c = 2

a = 3, b = 1, c = 1

a = 3, b = 2, c = 1

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