Start learning 50% faster. Sign in now
Japan launched the world’s first wooden satellite, LignoSat, developed by Kyoto University and Sumitomo Forestry, to explore sustainable materials and reduce space junk.
In an election two candidates participated. 10% voters did not vote. 11(1/9)% votes declared invalid and the winner got 75% of the valid votes. If he wo...
A student multiplied a number by 2/5 instead of 5/2. What is the percentage error in the calculation?
Monthly savings of X is 60% of his monthly income which is Rs. 9000. If ratio of monthly expenditure of Y and X is 15:8 respectively and monthly savings...
In a village, 40% of the families have bikes, 10% have cars and 10% have both bikes and cars. There are 60 families in the village. How many families ha...
A certain value is initially increased by 40% and then reduced by 25%. Determine the overall percentage change in the initial value.
In a metro, there are as many wagons as there is the number of seats in each wagon. In one of the wagon carrying 125 persons is filled with 62 (1/2) %...
The total strength of school A is 20% more than that of school B. In school A and B, out of total number of students, 15% and 40% respectively are girls...
A jacket originally priced at ₹3,000 is on sale for 20% off. If a 5% sales tax is applied after the discount, what is the final price of the jacket?
A person initially spends 50% of his salary and saves the rest. After his salary increases by 30%, he continues to save the same amount but now spends R...