Q&Answers: Math/Chemistry/Physics Problems + Solutions

Jaya purchase 13 jars in a store then she returned 5 jars to store .

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A certain tax rate is $.62 per $100.00.

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How many meters are there in 440 centimeters?

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You roll N (N > 1) number of M (M > 1) sided dice at once.

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The General Hospital is comprised of, 3/5 Pediatricians, 1/4 Surgeons, and the rest are GP doctors.

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A lent Rs. 5000 to B for 2 years and Rs. 3000 to C for 4 years on simple interest at the same rate of interest and received Rs. 1980 in all from both of them as interest.

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On a test average (arithmetic mean) test score for 4 students is 85.

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How many ounces of a 60% salt solution must be added to 50 ounces of a 20 percent salt solution so that the resulting mixture is 50% salt?

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In how many ways can 4 boys and three girls sit in a row such that all boys sit together?

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Find a a prime number the options below.

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Sum of two numbers is 40 and their difference is 4.

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The average height of 20 students in a class was calculated as 175 cm.

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Local kennel has cats and dogs in the ratio of 2:3.

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An even positive integer 'x' has 'y' positive integral factors including '1' and the number itself.

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Find the odd man out 2880, 490, 96, 24, 8, 4, 4

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A man's speed with the current is 18 km/hr and the speed of the current is 2.5 km/hr.

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In a recent election, Ms. Robbins received 6,000 votes cast by independent voters, that is, voters not registered with a specific political party.

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How many Kilograms of Pure water is to be added to 100 Kilograms of a 30% saline solution to make it a 10% saline solution.

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If we know that a positive integer is a multiple of 4, how many (distinct) possibilities are there for the last digit of the integer?

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Two mechanics were working on your car.

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If x = -5 and y = 8, what is the value of 2(x-y)^2 - xy ?

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Bert left the house with N dollars.

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During a sale of 30% on everything in a store, a kid is successful in convincing the store manager to give him 20 candies for the discounted price of 14 candies.

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For any number y, y* is defined as the greatest positive even integer less than or equal to y.

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