90
9 they are -20, -15, -10, -5, 0, 5, 10, 15, 20.
15.5
20, 15, 10, 5, 0, -5, -10, -15, -20 and so on.
20
10 as it is nearer 10 than 20
90
40 is the outlier of10 15 10 20 10 20 40
10 + 15 + 20 = 45
That is because 15 * 20 is the same as 15 * 2 * 10, which is 2(15 * 10).
Round 15 to the nearest 10 would be 20, as it is closer to 20 than 10.
The two "tens" on either side of 28 are 20 and 30. Which of the two is nearer?
The Least Common Multiple (LCM) for 10 15 20 is 60.
9 they are -20, -15, -10, -5, 0, 5, 10, 15, 20.
It is nearer to 10 because you would round up 5 to 10 to the nearest ten
The first 5 multiples of 5 are: 5, 10, 15, 20 and 25.5, 10, 15, 20, 25
-10