A watermelon contains 85% water. 30 g of water evaporates from the watermelon and now it contains 80% water, what was the original weight of the watermelon

A train travels at a uniform speed of 25 km/hr. If the speed had been 15 km/hr more, it would have taken 8 hours less to cover the distance between stations A and B. What is the distance (in km) between A and B?
*a. * 100
*b. * 300
*c. * 250
*d. * 200

There are five boxes in a cargo hold. The wt of the first box is 200kg, 2nd is 20%higher than the wt of the 3rd whose wt is 25% higher than the wt of the first box. The 4th box is 350 kgs and is 30% lighter than the fifth box. find the difference In the avg wt of the heaviest 3 and the lightest 3?

Ramesh agrees to work at the rate of one rupee on the first day, two rupee each day for the next two days, three rupee each day for thenext three days and so on. How much will he get if he stats working on the 1st of the month and finished on the 21st of the month? (1) 55 (2) 91 (3) 78 (4) N...

A covers 1/3rd of his journey by cycle at 50kmph, the next 1/3rd by car at 20kmph and the rest by walking at 7kmph. Find his average speed during the whole journey?

There are five boxes in a cargo hold. The wt of the first box is 200kg, 2nd is 20%higher than the wt of the 3rd whose wt is 25% higher than the wt of the first box. The 4th box is 350 kgs and is 30% lighter than the fifth box. find the difference In the avg wt of the heaviest 3 and the lightest 3?