y,if the set of its factors is {1;2;23;46} 

Given M is the set of all common multiples of 49 and 63 . M is also the set of all multiple of

Mk gấp lắm nhanh lên 

y , if the set of its factors is { 1 ; 2 ; 23 ; 46 }

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1,3. Find the smallest odd three-digit multiple of 11 whose hundreds digit is greater than its units digit. 

2,4. Find the sum of all the integers between 150 and 650 such that when each is divided by 10, the remainder is 4.

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What is the perimeter of the rectangle if the area of its is 35cm2  and its width is shorter than its length by 2cm ?

N is a natural number greater than 1. When 1 is added to N the result is a multiple of 2. When 2 is added to N, the result is a multiple of 3. When 3 is added to N, the result is a multiple of 4. When 4 is added to N the result is a multiple of 5.  When 5 is added to N the result is a multiple of 6. When 6 is added to N the result is a multiple of 7.

the area of a rectangle is 70m2 . if its length is increased by 10% and its width is decreased by 20% then the area of the new rectangle is ....m2

in a set of positive whole numbers there are no two elements which have their difference as a multiple of 2017.At most how many elements could the set have

the area of a rectangleof a rectangle is 50 m2 . If its length is increased by 10% and its width is decreased by 20% then the area of new rectangle is .....m2