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12 February, 06:06

A pool was sprayed with insecticide, and 2,400 mosquitoes were killed on the first day, 600 on the second day, 150 on the third day, and so on. What number of mosquitoes was killed on the sixth day after the spraying? (Round the answer to the nearest whole number.)

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  1. 12 February, 06:34
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    2.

    Step-by-step explanation:

    is a geometric progression with common ratio of 1/4.

    there, multiple 150 by 1/4 in 3 places. (4th, 5th and 6th day)

    150 : (4*4*4) = 150/64 = 2.3 ≈ 2
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