blake just purchased a total of 12 books and magazines for his office. the total bill was $112. he spent $16 on magazines, and the books cost $12 each. how many books did she buy.

your state charges 10 % of gas tax gas. cpst 2.50 per gallon if you get 6 gallons how. much will your total be

According to euclid's division algorithm HCF of any two positive integers a and b with a> b is obtained by applying euclid's division lemma to a and b to find q and r such that a = bq + r where r must satisfy

Harvey plans to use 5 ft of shelving for four shelves whose lengths are to be a series of consecutive even numbers.

0:1001 in simplest form

Write each equation in standard form. 18. y = 4x - 5 19. y - 3 = 5 (4-X)

Which of the following smoothing constants would make an exponential smoothing forecast equivalent to a last-value forecast? Select one: a. 0. b. 0.01. c. 0.1. d. 0.5. e. 1.

What is the conjugate of 6 + 7i

Tina had $47.10 in her bank account on Monday. She withdrew $25 on Monday and also made a deposit of an amount d that she cannot remember. Tina had $97.43 in her account on Tuesday.

How can you add, subtract, and multiply with decimal

What does ( - 1.2) * (0.4) equal?