Mathematical puzzles for call center interviews

A boy multiplied a number with 10 and got 100. If he divided it by 10, what would be the answer?

Answer is 1

If a 12 shell cupboard requires 18 ft of wall space then how much wall space would a 30 cup shelf require?

Answer is 45

The average salary of three employee is $950 per week. If one employee earns $1150 and other earns $650 rupees, how much will third be earn?

Answer is $1050

During a given week a programmer spend 1/4 of his time preparing charts,3/8 of his time for coding,rest of his time for debugging the programs.If he had 48 hrs during the week how many hours did he spend debugging the program.

Answer is 18hrs

A 16 story building has 12000ft on each floor. Company A rents 7 floors and company B rents 4 floors. What is the number of square feet of unrented floor space?

Answer is 60000 sqft

A man owns 2/3 of a computer service buroue business and sells 3/4 of his share for $75000.What is the value of the business. Answer is 150,000

A computer printer produces 176400 lines in a given day. If the printer is in operation for 7 hrs during the day how many lines did it print per minute?

Answer is 420

From its total income a company spent $20000 for advertising, half of the remainder on bonuses and had $6000 left.What was the total income?

Answer is $32000

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