For the following questions answer them individually
The average weight of 21 girls was recorded as 58 kgs. If the teacher’s weight was added, the average increased by one. What was the teacher’s weight ?
Find the missing number if the average of all the eight numbers is 472??
623, 164, 529, 425 205, 301, 824, ??
Savita sold an item for 6,500 and incurred a loss of 20%. At what price should she have sold the item to have gained a profit of 20%?
A truck covers a distance of 330 kms at the speed of 30 km. /hr. What is the average speed of a car which travels a distance of 110 kms more than the truck in the same time ?
The difference between the coin pound interest and simple interest accrued on an amount at the end of three years at the rate of 12% is 381.888. What is the amount ?
The area of a circle is equal to the area of a rectangle with perimeter equal to 42 metres and breadth equal to 8.5 metre What is the area of the circle ?
The product of 5% of a posit ive number and 3% of the saute number is 504.6. What is half of that number ?
In an examination the maximum aggregate marks that a student can get are 1040. It order to pass the exam a student is required to get 676 marks out of the aggregate marks. Shravani got 624 marks. By what percent did Shravani fail the exam ?
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