The certain sum amounts to Rs11313.5 in 2(1/2) years at 12% p.a., interest compounded 10 months. The sum (in Rs) is:
The average of 10 observations = 50 Total of 10 observations = 50×10 = 500 Misread number = 42, right number = 142 By mistake difference in number = 142-42= 100 Now a correct total of 10 observations = 500+100= 600 Average = 600/10 = 60
In a box, there are some coins and rings which are either silver or gold. If 40% of the objects are rings and 50% of the coins are silver, then find out...
Number of faculties in Physics and Biology in an institute is in the ratio of 2:3 respectively. If 60 more faculties join Physics, while 32 more faculti...
Ina regiment the ratio between the number of officers to soldiers was 3 : 31 before battle. In a battle 6 officers and 22 soldiers were killed and the r...
By mistake, instead of dividing Rs. 564 among P, Q and R in the ratio 1/3 : 1/4 : 1/5 it was divided in the ratio of 3 : 4 : 5. Who gains the most and b...
A bag contains 20 rupees note, 50 rupees note and 100 rupees note in the ratio 5:7:2. If the total amount in the bag is Rs 2,600, find the average numbe...
Gagan and Magan have their monthly incomes in the ratio of 9:7 while their monthly expenditures are in the ratio of 6:5, if they have saved Rs. 23,400 a...
If 6A = 4B = 9C; What is A : B : C?
The ratio between the length and breadth of a rectangular board is 7:5. If the breadth of the board is 20.5cm, find the length in cm.