For the following questions answer them individually
The total surface area of a solid right circular cylinder is 1617 $$cm^{2}$$. If the diameter of its base is 21 cm, then what it its volume (in $$cm^{3}$$) (Taken $$\pi=\frac{22}{7}$$)
Dheeraj can cover a certain distance in 5 hours and 22 minutes by covering three-fourth of the distance at 5 km/h and rest at 6 km/h.Find the total distance covered by him.
A can do a work in 20 days and B can do it in 14 days. If they work together for 7 days, then the fraction of the work left is:
Sonu kumar spent 42% of his monthly income on food, 16% on rent, 10% on entertainment and 7% on travelling. But suddenly for family function, he needed Rs. 18000 and for this he took a loan of Rs. 12500. Find out his monthly income.
Two successive discounts, the first being $$14\frac{1}{2}$$% were given on an article having a marked price of ₹12,500. Finally, it was sold for ₹9,405. How much was the second discount?
Who among the following was the President of India when the National Emergency was declared in 1975?
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