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

In a certain match all the teams were to play with each other.

If a cost college Rs0.70 a companyto produce a program for yhe home coming football game.if Rs 15000 was received for addvertisement in the pgm ,how many copies rs 0.50 a copy must be sold to make a profit of Rs 8000

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If three numbers in the raƟo 3 : 2: 5 be such that the sum of their squares is 1862, the middle

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What sum of money will amount to Rs. 520 in 5 years and to Rs. 568 in 7 years at simple interest?

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How much time will take for an amount of Rs. 330 to yield Rs. 81 as interest at 4.5% per annum of simple interest?

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The price for a loaf of bread in April was $1.17, in May the price was $1.30, and in June the price was $1.05.

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A taxi charges q dollars for the first two miles and c cents per quarter mile for every mile after the first two.

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The remainder when dividing the expression (X + Y) by 5 is 4.

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A person travels from P to Q a speed of 80 km/hr and returns by increasing his speed by 10%.

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Annie will be half as old as Larry in 3 years.

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A man in a train travelling at 30km/hr notices that a train going in the opposite direction passes him in 9 sec.If the length of this train is 200m find its speed .

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Buffalo gives 4 liter milk, cow gives (1/2) liter milk and goat gives 1/4 liter milk. you have to get 20 liter milk by 20 animals.what is the number of goats?

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Solution X is 10 percent alcohol by volume, and solution Y is 30 percent alcohol by volume.

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What will be the percentage increase in the area of the cube's surface if each of the cube's edges grows by 50%?

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Bob's pizza recipe calls for 2 ounces of baking soda for every 2 cups of flour used.

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If $0.2 is commission for sales of $1,000, what percent of sales amount is the commission?

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A honey bee flies for 10 seconds, from a daisy to a rose.

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Josh spends a total of $4.50 buying N items in the convenience store.

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A computer manufacturer produces a certain electronic component at a cost of $75 per component.

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A, B and C started a partnership business by investing Rs.5000, Rs.8000, Rs.9000 respectively.

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The length of the bridge, which a train 160 metres long and travelling at 45 km/hr can cross in 30 seconds, is:

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Two numbers are less than third number by 34% and 37% respectively.

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The average salary of a person for the months of January, February, March and April is Rs.8000 and that for the months February, March, April and May is Rs.9500.

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Find the circumference and area of radius 11 cm.

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