Question
The part of the eye having the largest refractive index
is -Solution
Like a camera, the human eye uses a convex lens system to form a small, inverted, real image of an object in front of it. Lens is the part of the eye having the largest refractive index.
Find the fourth proportion of 5, 12 and 30.
If 'a' is the mean proportion of 12.8 and 0.8 and 'b' is the third proportional to 1.2 and 4.8, then find (a + b) :(b - a) .
Some amount was divided among A, B and C in the ratio 2:3:5. If the share of A is 30 less than share of C, then find the 1/5th of total amount (in Rs).
The ratio of number of boys and girls in a factory of 550 workers is 6:5. How many more girls should be joined to make the ratio 1:1?
The cost of diamond varies directly as the square of its weight. A diamond broke into four pieces with weights in the ratio 1 : 3 : 4 : 7. if the loss i...
Toshi's scores in Hindi and English tests are in the ratio of 18: 23 respectively. If he got 15 marks less in Hindi than in English, then what is his av...
- If ‘A’, ‘B’ and ‘C’ are in proportion in the given order while ‘A’ = 18 and ‘B’ = 54, then find the value of ‘C’.
If x runs are second by Rohit, y runs by Shreyas and z runs by Virat, then x : y = y : z = 4 : 3. If total number of runs scored by Rohit, Shreyas and V...
The ratio between two numbers is 7:8. If each number is increased by 9, the ratio between then become 10:11, find the difference between numbers.
Find the third proportional to 11 and 33?
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