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प्रश्न
Number of primes between 1 to 100 is ______.
उत्तर
Number of primes between 1 to 100 is 25.
Explanation:
Prime numbers between 1 to 100 are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89 and 97.
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संबंधित प्रश्न
Fill in the blank:
286 + 0 = ______
Which property of addition is satisfied by :
16 + 0= 16
State True or False:
The sum of two odd numbers is an even number
State True or False:
Every natural number is a whole number.
State True or False:
Commutativity and associativity are properties of natural numbers and whole numbers both
Fill in the blank :
592 x 1 = _____
By re-arranging the given numbers evaluate :
2 x 487 x 50
By re-arranging the given numbers evaluate :
225 x 20 x 50 x 4
Evaluate using properties :
548 x 98
Evaluate using properties :
7984 x 15 – 7984 x 5
The product of the two numbers is 528. If the product of their unit’s digits is 8 and the product of their ten’s digits is 4; find the numbers.
Divide 5936 by 43 to find the quotient and remainder. Also, check your division by using the formula, dividend = divisor x quotient + remainder.
Complete the following magic squares:
| 6 | 7 | _______ |
| _______ | 5 | 9 |
| 8 | _______ | 4 |
See the following pattern carefully:
- If n denotes the number of figures and S denotes the number of matches; find S in terms of n.
- Find how many matches are required to make the :
(1) 15th figure
(2) 40th figure - Write a discretion of the pattern in words.
- In the following pattern, draw the next two figures.
- Construct a table to describe the figures in the above pattern.
- If n denotes the number of figures and L denotes the number of matches, find L in terms of n.
- Find how many matches are required to make the :
(1) 12th figure
(2) 20th figure
Natural numbers are closed under addition.
