which is the least number that must be subtracted from 1856 so that the remainder when divided by 7, 12, 16, is 4? (a) 137(b) 1361 (c) 140(d) 172
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LCM = 336
1856 ÷ 336 = 5 as quotient
so 336 x 5 + 4 = 1684
1856 - 1684 = 172
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