For the following questions answer them individually
If A’s Salary is $$33 \frac{1}{3} \%$$ less than B's salary, by how much percentage is B's salary more than A's
An aeroplane covers a certain distance at a speed of 240 km/hr in 5 hours. To cover the same distance in $$1 \frac{2}{3}$$ hours, it must travel at a speed (in km/hr) of
₹ 25,000 is borrowed at compound interest at the rate of 3% for the first year, 4% for the second year and 5% for the third year. The amount to be paid after 3 years is
The average age of a class is 15.8 years. The average age of the boys in the class is 16.4 years, while that of the girls is 15.4 years. What is the ratio of boys to girls in the class?
The perimeter of an isosceles triangle is 18 cm. Its lateral side and the base are in the ratio 7 : 4. The area of the triangle is
Areas of three adjacent faces of a rectangular parallele piped are 12 sq.m., 15 sq. m. and 20 sq. m. The volume(in cu.m.) of the parallele piped is
If the volumes of two conesare in the ratio 1:4 and the diameters of their bases are in the ratio 4: 5, then the ratio of their heights is
The length of a hollow thick cylindrical metallic pipe is 6 cm and its total surface area including the surface at the ends is 98m sq.cm. If the outer diameter is 8 cm, then the inner diameterin cm is
An open box is made of wood 3 cm thick. Its external dimensions are 1.36 m, 1.06 m and 8.3 dm. The cost of painting the inner surface of the box at 50 paise per 100 sq. cm (in %) is
A spherical ball of lead 3 cm in diameter is melted and recast into three spherical balls. The diameter of two of these are 1.5 cm and 2 cm respectively. The diameter of the third ball is