Question
What is the primary source of energy used for solar
lighting, solar refrigeration, and solar dryers?Solution
Explanation: Solar energy is the primary source used for solar lighting, refrigeration, and dryers.
Rahul and Tarun scored marks in the ratio 6:5. If Rahul had scored 4 marks more and Tarun had scored 5 marks less, the ratio of their marks would have b...
What must be added to each term of the ratio 3:7 so that it may equal to 5:6?
Ratio of income of Prashant and Palak is 9:8. Income of Chhaya is 4/5 of income of Prashant and difference between income of Palak and Chhaya is ₹2400...
- If the mean proportion of 1.21 and 0.25 is 'k', then find the value of '10k'.
Three numbers are in the ratio 3:5:6. If the sum of their squares is 630, then the numbers are:
- If ‘A’, ‘B’ and ‘C’ are in proportion in the given order while ‘A’ = 15 and ‘B’ = 30, then find the value of ‘C’.
Find the third proportional to 13 and 39?
A sum of money is divided among P, Q, R and S in the ratio of 1:2:5:6 respectively. If the share of R's is Rs. 2850 more than the share of Q, then what ...
Two numbers, 'A' and 'B', are initially in the ratio of 7:9. When 8 is added to the smaller number ('A') and 24 is subtracted from the larger number ('...
The sum of three numbers is 189. If the ratio of the first to the second is 3:4 and that of second to the third is 5:7 then the second number is?
