For the following questions answer them individually
The base of a triangle is increased by 30%. By what percentage (correct to two decimal places) can its height be increased so that the area increases by 50%?
On selling a bat for ₹954, a man gains 6%. What should be its selling price (in ₹) to gain 8%?
A manufacturer marks the price of an article at ₹1,200. He sells it to a trader at a discount of 10%. The trader gets a further discount of 5% on his net payment for paying in cash. What amount (in ₹) does the trader pay to the manufacturer?
The average weight of Sohum and his five friends is 48.5 kg. If Sohum is 3 kg more than the average weight of his five friends, what is Sohums's weight (in kg)?
A solid cube of side 15 cm is dropped into a rectangular container of length 25 cm, breadth 20 cm and height 18 cm, which is partly filled with water. If the cube is completely submerged, then the rise of water level (in cm) is:
Two trains A and B start, with uniform speeds at the same time from points P and Q, respectively, towards each other. After crossing each other, A takes 16 hours to reach Q and B takes 4 hours to reach P. If train A is moving with a speed of 54 kn/h, the speed of B (in km/h) is:
A certain sum amounts to ₹1,543.50 when invested for 2 years at 5% per annum compound interest. What is the sum (in ₹)?
The simplified value of $$\frac{109-\left\{121\div\left(11 of 11\right)-\left(-4\right)-\left(3-\overline{8-1}\right)\right\}}{125-\left(-3\right)\left(4-\overline{6-2}\right)\div3\left\{5+\left(-3\right) of \left(-6\right)\right\}}$$ is:
