2% of 990 = 19.80
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3,960 is 400% of 990.
990 ÷ 2 = 495
220/990=22/99=2/9
To find 90 percent of a number, multiply the number by 0.9. In this instance, 0.9 x 1100 = 990. Therefore, 90 percent of 1100
multiples of 10 will be divisible by 2 and 5 So Ap is 110,120,130....990 here 990 is the nth term ie an=990 a+(n-1)d=990 110+(n-1)10=990 (n-1)10=990-110 (n-1)=880/10 n-1=88 n=88+1 n=89