by shivamtripathi22 | Jun 28, 2025 | Uncategorized
1. If number 4696×24 is divisible by 9 then find the value of x.Sol:(4 + 9 + 6 + 6 + x+ 2 + 4) = (31 + x) is also divisible by 9.Hence x = 5 Answer Video Solution on Youtube 2. When 235 is added to 6×9, the result is 8y4. If 8y4 is divisible by 3, what...
by shivamtripathi22 | Jun 28, 2025 | Uncategorized
1. If number 4696×24 is divisible by 9 then find the value of x. View Solution 2. When 235 is added to 6×9, the result is 8y4. If 8y4 is divisible by 3, what is the largest possible value of x ? View Solution 3. If 6823x is divisible by 11, find the value of...
by shivamtripathi22 | Jun 27, 2025 | Uncategorized
1. Find the number of factors of 500.Sol:500 = 5 × 10 × 10 = 2² × 5³∴ Number of factors = (2 + 1)(3 + 1) = 12 Answer Video Solution on Youtube 2. Find the number of even factors of 800.Sol:800 = 8 × 10 × 10 = 8 × 2 × 5 × 2 × 5 = 2⁵ ×...
by shivamtripathi22 | Jun 27, 2025 | Uncategorized
1. Find the number of factors of 500. View Solution 2. Find the number of even factors of 800. View Solution 3. Find the number of odd factors of 800. View Solution 4. Find the number of factors, odd factors and even factors of 1240. View Solution 5. Find the total...
by shivamtripathi22 | Jun 27, 2025 | Uncategorized
1. Find the number of zeros at the end of the product:7 × 11 × 5 × 9 × 3 × 2 × 12Sol:Number of 2 & 5 pairs = 1∴ Number of zeros = 1 Answer Video Solution on Youtube 2. Find the number of zeros at the end of the product:14 × 53 × 64 × 60 × 50 × 48 × 770Sol:14 =...
by shivamtripathi22 | Jun 27, 2025 | Uncategorized
1. Find the number of zeros at the end of the product: 7 × 11 × 5 × 9 × 3 × 2 × 12 View Solution 2. Find the number of zeros at the end of the product:14 × 53 × 64 × 60 × 50 × 48 × 770 View Solution 3. Find the number of zeros at the end of product:1 × 3 × 5 × 7 × 9 ×...
by shivamtripathi22 | Jun 27, 2025 | Uncategorized
1. Find the remainder of (frac{{18 + 17 – 15 + 130 + 138 – 178}}{{16}}) View Solution 2. Find the remainder of (frac{{1576 + 3039 + 1214}}{{15}}) View Solution 3. Find the remainder of (frac{{71 + 80 + 89 – 107}}{9}) View Solution 4. Find the...
by shivamtripathi22 | Jun 27, 2025 | Uncategorized
1. Find the remainder of (frac{{18 + 17 – 15 + 130 + 138 –...
by shivamtripathi22 | Jun 27, 2025 | Uncategorized
1. Find the unit digit of product of all odd prime numbers. View Solution 2. Find the unit digit of 583 × 782 ×216 × 424 View Solution 3. Find the unit digit of product of all even numbers. View Solution 4. Find the unit digit of 5! View Solution 5. Find the unit...
by shivamtripathi22 | Jun 27, 2025 | Uncategorized
1. Find the unit digit of product of all odd prime numbers.Sol:We know that if we multiply by 5 to any odd prime number the result will always give unit digit 5.Hence required unit digit will be 5. Answer Video Solution on Youtube 2. Find the unit digit of 583 ×...
