Increase in the focal length of eye lens and Stiffening of ciliary muscles is caused by
A person suffering from hypermetropia can see the distant objects clearly but not the near object. Myopia is a condition in which close objects appear clearly, but far ones don't . Presbyopia is the loss of eyes ability to focus on nearby objects. It makes loss of vision gradually. Astigmatism is an imperfection in the eye's curvature and its common symptom is blurry vision.
If the two adjacent sides of a rectangle are x cm and x – 10 cm and its perimeter is 96 cm then find its area?
A man spends 70% of his income. If his income is increased by 25% and expenditure is increase by 20%. Find the % change in saving?
Sukhvir sold an item at a discount of 12.5 percent on the marked price. If the selling price of the item for Sukhvir was Rs. 784, what was the marked pr...
A rectangular plot has an area of 490 m². If the length of the rectangular plot is 24.5 m. Find the perimeter of the rectangular plot.
The speed of two railway engines is in the ratio 5: 4. If they move on parallel tracks in the same direction and if the slower engine is ahead of the f...
A group of boys has an average weight of 44 kg. One boy weighing 50 kg leaves the group and another boy weighing 40 kg joins the group. If now the aver...
The base of a right prism is a regular hexagon of side 5 cm. If its height is 12 √3 cm, then its volume (in cm²) is:
The mean proportion of 169 and 144 is:
A tank whose length, width and height are 20 metres, 18 metres and 10 metres respectively is completely filled with juice. If the juice costs Rs.4/m
