1. Find the least number which when divided by 12 and 18, leaves no remainder.
Answers
Answered by
1
Answer:
12= 2 x 2 x 318= 2 x 3 x 3.So LCM of 12, 18 =2 x 3 x 2 x 3= 36. Therefore 36 + 9= 45, is the smallest number, when divided by 12 or 18 will give a remainder of -9.
Answered by
2
Answer:
The least number which when divided by 12,16 and 18 leaves 5 as remainder in each case. Find the number.
Options
A. 139
B. 144
C. 149
D. 154
Correct Answer
149
Explanation
Given, a = 12, b =16 , c =18, k = 5
According to the formula,
Required number =(LCM of a, b and c) + k
= (LCM Of 12, 16, 18) + 5
LCM of 12, 16, 18 is
? LCM = 2 x 2 x 3 x 4 x 3 = 144
? Required number =144 + 5 = 149
Step-by-step explanation:
Hope its Helpful
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