How many students are there in the class if 2 students remain after 4 rows of seats are filled and 9 students remain after 3 rows of seats are filled?
Correct answer E. 30
Tip: press A, B, C or D to answer, and N for the next question.
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See allA lending delivery charges c cents for the first week and f cents for each day over 1 week. What is the cost for taking out a book for d days where d is greater than 7?
Correct answer C. c+f(d-7)
A street vendor sells two types of newspapers one for 25 cents and the other for 40 cents. If she sold 100 newspapers for 28 dollars how many newspapers did she sell at 25 cents?
Correct answer A. 80
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If John gives Allen 6 dollars and Allen gives Frank 4 dollars the 3 boys have the same amount of money. How much more money does John have than Allen?
Correct answer B. 8
Ahmad spent 2/3 of his savings on a used car and he spent 1/4 of his remaining savings on a new carpet. If the carpet costs him Rs. 250 then the amount spent by him on the car is:
Correct answer D. 2000
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