Question
If all the prime digits of the number 7584969684 are
written first (in increasing order) followed by even digits(in increasing order) and then odd digits (in increasing order), then which is the seventh digit from the right end after rearrangement?Solution
7Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â 8Â Â Â Â Â Â Â 4Â Â Â Â Â Â Â 9Â Â Â Â Â Â Â 6Â Â Â Â Â Â Â 9Â Â Â Â Â Â Â 6Â Â Â Â Â Â Â 8Â Â Â Â Â Â Â 4Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â 4Â Â Â Â Â Â Â 4Â Â Â Â Â Â Â 6Â Â Â Â Â Â Â 6Â Â Â Â Â Â Â 8Â Â Â Â Â Â Â 8Â Â Â Â Â Â Â 9Â Â Â Â Â Â Â 9
Sita invests a certain amount at an annual simple interest rate of 10% for 3 years. The total amount she receives after this period is then reinvested a...
A vessel contains 120 liters of a mixture of milk and water, with 75% of it being milk. If 30 liters of this mixture is replaced by 30 liters of water, ...
Shivam invested 20000 at 12% p.a. simple interest for ‘x’ months. If at the end of ‘x’ months, he received a total amount of Rs.23200. What is t...
‘P’, ‘Q’ and ‘R’, each of them invested Rs. 2000 at the rate of 16% p.a., 24% p.a. and 36% p.a., respectively for 8 years, 3 years and 6 yea...
A sum is lent on compound interest for 2 years at 13% p.a. If the compound interest on the sum is Rs.4153.5, find the sum.
- A sum of Rs. 1,500 is invested at a simple interest rate of 10% per annum for 18 months. If the interest earned is Rs. 'q', find the value of (q - 15).
Simple interest on Rs. 1500 at R% per annum for 2 years is Rs. 240. Find the simple interest on Rs. 2000 at (R + 5)% per annum for 4 years.
A sum of Rs. 15,000 is invested in SIP 'J' which offers 6% p.a. simple interest for 8 years. The interest received from SIP 'J' is invested in SIP 'K' w...
A sum on simple interest becomes 9/4 times of itself in five years, find the rate of interest.
Aman lends 50% of his sum of money at 17% per annum, 40% of rest at 12% per annum and the rest at 15% per annum rate of interest. What would be the annu...
Relevant for Exams:
