Question
Determine the value of
(0.88)2Solution
Since, (0.88) 2 = (1 – 0.12) 2 And, we know that; (a – b) 2 = a 2 + b 2 – 2ab So, (0.88) 2 = (1 – 0.12) 2 = 1 2 + (0.12) 2 – 2 × 0.12 = 1 + 0.0144 – 0.24 = 0.7744
- What is the smallest number that must be added to 1500 so that it becomes exactly divisible by 47?
Divisor is 7 times of Quotient and 3 times of its remainder. If the remainder is 7. Find the dividend?
- Ajay’s income is Rs. 50000. He spent Rs. 15000 less than the amount he managed to save. Find the percentage of income he used for expenses.
- A number when divided by 255 gives remainder 40. Find the remainder when the same number is divided by 15.
The sum of eight consecutive even numbers of set-A is 416. What is the sum of five consecutive numbers of another set whose lowest number is 18 more tha...
What is the average of first 24 multiples of 2.4?
After swapping its digits, a two-digit number becomes 17 less than 200% of the original number. The sum of the digits is 8. Find the original number.
- Find the least 5-digit number which is perfectly divisible by 14, 21, 35 and 42.
The number of pencils with ‘Ravi’ and ‘Shyam’ together is 30 more than that with ‘Karan’, while the number of pencils with ‘Shyam’ and �...
How many terms are there in the geometric progression 7, 14, 28, ......, 14336?
Relevant for Exams:
