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In each menstrual cycle, rising levels of oestrogen cause the ovary to develop an egg and release it (ovulation). After ovulation, the egg lives for 24 hours. When fertilization may happen.
The ratio of number of balls in bag A and bag B is 6:8 respectively. If six balls are transferred from bag B to bag A, then number of balls are equal in...
The ratio of A to B is 3: 4 and that of B to C is 1: 2. If B equals 720, A equals
The ratio between the number of males and females in a college is 25: 26. If the number of males increases by 20% and the number of females increases by...
If A:B = 7:6 and B:C = 12:15 respectively, then find the value of (A + C) :(A + B) .
6 years ago ratio of the ages of the two persons A and B was 5:2. 4 years hence the ratio of their ages will be 7:4. Find the present age of B.
Ratio of number of book to number of pen sold by a shopkeeper is 25:18, respectively while ratio of number of pen to number of pencil sold by the same s...
By mistake, by dividing Rupees 2256 between x, y and z in the proportion 1/3: 1/4: 1/5, it was divided in the proportion of 3:4:5. What is the differenc...
If the income of a family decrease by 6% and expenditure decrease by 8%, and its saving increases by 4%. Find the ratio of income and expenditure of th...
A sum is distributed among A, B and C is the ratio 8: 4: 3 and A divides its part between D and E in the ratio 9: 7, then what is the ratio of part of C...
Rs.15400 was divided among A, B and C in the ratio 3:4:4. B kept Rs.1000 for himself, gave Rs.600 to his mother and divided the remaining money among hi...