Advertisements
Advertisements
प्रश्न
The number of ‘three digit numbers’ which are multiples of 9 are:
पर्याय
101
99
100
98
Advertisements
उत्तर
100
Explanation:
Smallest and largest 3 digit number multiplied by 9 are 108 and 999
By AP
a = 108 an = 999 d = 9 n = ?
999 = 108n + (n − 1) 9
n = 100
APPEARS IN
संबंधित प्रश्न
The differential coefficient of sin-1 x w.r.t. cos-1 `sqrt (1-"x"^2)` is :
`(1-2"i")/("2 + i") + "4 - i"/"3 + 2i"` is equal to:
The real part of cos h (αα - iββ) is
Vertical angles that are opposite to each other are also
Surds having no irrational factor are called
A rational fraction `("N"("x"))/("D"("x"))`, with D(x) not equal to zero and degree of N(x) is less than degree of D(x) is known as
Which of the following is a prime number?
Three numbers are in the ratio of 3:4:5 and their LCM is 2400. Then, their HCF is
If x and y are natural numbers such that x + y = 2017, then what is the value of (−1)x + (−1)y?
‘A’, ‘B’ and ‘C’ are three consecutive even integers such that four times ‘A’ is equal to three times ‘C’. What is the value of ‘B’?
