EASY
Earn 100

What is the place value of zero in 405?

 

Important Questions on Playing with Numbers

MEDIUM

In the question given below, the numbers in the figures are related. Identify their relationships and find the missing numbers in the given figures.

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MEDIUM

In the question given below, the numbers in the figures are related. Identify their relationships and find the missing numbers in the given figures.

Question Image

 

MEDIUM

In the question given below, the numbers in the figures are related. Identify their relationships and find the missing numbers in the given figures.

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EASY

If, in a two-digit number, the digit at unit place is x and the digit at tens place is 4, then the two-digit number is _____.

EASY

Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.

l _ chtlgc _ tlg _ ht _ gc _ tlgch _

MEDIUM
Consider the set A of natural numbers n whose units digit is non-zero, such that if this units digit is erased, then the resulting number divides n. If K is the number of elements in the set A, then
MEDIUM
A two-digit number is 4 times the sum of its digits. If 18 is added to the number, the digits are reversed. Find the number.
EASY
If in a certain way, 3  +  4  =  25 and 7  +  24  =  625, then 9  +  40  =  ?
HARD
The number of all 2-digit numbers n such that n is equal to the sum of the square of digit in its tens place and the cube of the digit in units place is
MEDIUM

Consider a three-digit number with the following properties:

I. If its digits in units place and tens place are interchanged, the number increases by 36
II. If its digits in units place and hundreds place are interchanged, the number decreases by 198 .

Now, suppose that the digits in tens place and hundreds place are interchanged. Then, the number

MEDIUM

Give the expanded form for the below-given number.

162

EASY

Complete.

116= hundreds + tens+ ones=++