If two numbers when divided by a certain divisor give remainder 35 and 30 respectively and when their sum is divided by the same divisor, the remainder is 20, then the divisor is
If two numbers when divided by a certain divisor give remainder 35 and 30 respectively and when their sum is divided by the same divisor, the remainder is 20, then the divisor is
Find the last digit of the sum 1981 + 49k, € N.
Find the last digit of the sum 1981 + 49k, € N.
Which number should be added to 459045 to make it exactly divisible by 27 ?
Which number should be added to 459045 to make it exactly divisible by 27 ?
If n is an even natural number, then the largest natural number by which n (n + 1) (n + 2) is divisible is
If n is an even natural number, then the largest natural number by which n (n + 1) (n + 2) is divisible is
In order that the number 1 y 3 y 6 be divisible by 11, the digit y should be
In order that the number 1 y 3 y 6 be divisible by 11, the digit y should be
Find the least square number which is divisible by 3, 5, 6 and 9.
Find the least square number which is divisible by 3, 5, 6 and 9.
The last digit of 2137753 is
The last digit of 2137753 is
When 2256 is divided by 17 the remainder would be
When 2256 is divided by 17 the remainder would be
If n is any even number, then n (n2 + 20) is always divisible by
If n is any even number, then n (n2 + 20) is always divisible by
The least number which when divided by 35 leaves a remainder 25, when divided by 45 leaves the remainder 35 and when divided by 55 leaves 45 is
The least number which when divided by 35 leaves a remainder 25, when divided by 45 leaves the remainder 35 and when divided by 55 leaves 45 is
What number has to be added to 345670 in order to make it divisible by 6?
What number has to be added to 345670 in order to make it divisible by 6?
The sum of prime numbers that are greater than 60, but less than 70 is
The sum of prime numbers that are greater than 60, but less than 70 is
The number 311311311311311311311 is
The number 311311311311311311311 is
A difference between two numbers is 1365, when larger number is divided by the smaller one, the quotient is 6 and the remainder is 15. What is the smaller number?
A difference between two numbers is 1365, when larger number is divided by the smaller one, the quotient is 6 and the remainder is 15. What is the smaller number?
If N is the sum of first 13,986 prime numbers, then N is always divisible by
If N is the sum of first 13,986 prime numbers, then N is always divisible by
Four different electronic devices make a beep after every 30 minutes, 1 hour, 1.5 hour and 1 hour 45 minutes respectively. All the devices beeped together at 12 noon. They will again beep together at:
Four different electronic devices make a beep after every 30 minutes, 1 hour, 1.5 hour and 1 hour 45 minutes respectively. All the devices beeped together at 12 noon. They will again beep together at:
Find the digit at the unit’s place of
(377)59 × (793)87 × (578)129 × (99)99
Find the digit at the unit’s place of
(377)59 × (793)87 × (578)129 × (99)99
I have a certain number of beads which lie between 600 and 900. If 2 beads are taken away the remainder can be equally divided among 3, 4, 5, 6, 7 or 12 boys. The number of beads I have
I have a certain number of beads which lie between 600 and 900. If 2 beads are taken away the remainder can be equally divided among 3, 4, 5, 6, 7 or 12 boys. The number of beads I have
Which of the following statements are true:
(i) The rational number \({29} \over {23} \) lies to the left of zero on the number line.
(ii) The rational number \({-12}\over{-17}\) lies to the right of zero on the number line.
(iii) The ratinal numbers \({-12}\over{5}\) and \({-7}\over{17}\) are on the opposite side of zero on the number line.
(iv) The rational numbers \({-21}\over{5}\) and \({-7}\over{31}\) are on the opposite side of zero on the number line.
Which of the following statements are true:
(i) The rational number \({29} \over {23} \) lies to the left of zero on the number line.
(ii) The rational number \({-12}\over{-17}\) lies to the right of zero on the number line.
(iii) The ratinal numbers \({-12}\over{5}\) and \({-7}\over{17}\) are on the opposite side of zero on the number line.
(iv) The rational numbers \({-21}\over{5}\) and \({-7}\over{31}\) are on the opposite side of zero on the number line.
When \( \overline{0.47}\) is converted into a fraction the result is
When \( \overline{0.47}\) is converted into a fraction the result is
(xn – an) is completely divisible by (x + a), when
(xn – an) is completely divisible by (x + a), when
The largest 4-digit number exactly divisible by 88 is
The largest 4-digit number exactly divisible by 88 is
If the product 4864 × 9 P 2 is divisible by 12, the value of P is
If the product 4864 × 9 P 2 is divisible by 12, the value of P is
If the number 517 * 324 is completely divisible by 3, then the smallest whole number in place of * will be:
If the number 517 * 324 is completely divisible by 3, then the smallest whole number in place of * will be:
The greatest number which will divide 116, 221, 356 leaving the same remainder in each case is
The greatest number which will divide 116, 221, 356 leaving the same remainder in each case is