Math and Arithmetic
Numbers

# What two numbers add up to 28 and once multiplied equals 160?

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## Related Questions It depends on whether there are to be added, multiplied or something else. How about 1+2+157?   There are multiple answers for the question "what two numbers equal 160 when divided?". 160 divided by one equals 160. 320 divided by 2 equals 160. Any multiple of 160 divided by said multiple would equal 160.  How about: 79+81 = 180 as one example There are any number of numbers that will make 160. 4x40. 8x20. 10x16. Only to mention a few. 160-ml multiplied by 4 is 640-ml. Rounding down to one significant figure 1-ml equals .004-cups. 640-ml multiplied by .004 yields the answer of 2.56-cups.  160 multiplied by 20 is 3,200.    160 multiplied by 8 is 1,280. Let the two numbers be represented by a and b.Then, ab = 160 therefore b = 160/a.As, a + b = 24 we can now write, a + 160/a = 24, and after multiplying throughout by a :-a2 + 160 = 24a, re-arranging this becomes :- a2 - 24a + 160 = 0Solving this using the quadratic formula gives the solutions, a = 12 &plusmn; 4iTherefore the two numbers are 12 + 4i and 12 - 4i. 1 x 160, 2 x 80, 4 x 40, 5 x 32, 8 x 20, 10 x 16  1 x 160, 2 x 80, 4 x 40, 5 x 32, 8 x 20, 10 x 16 The product of 160 and 250 is 40,000. To find the product, simply multipy the two numbers together. One hundred sixty multiplied by two hundred fifty is forty thousand. To find 10% of ten pounds, convert the ten pounds to ounces (16 ounces per pound multiplied by ten equals 160 ounces). Multiply 160 by .1 and you get 16 ounces, or 1 pound.     ###### Math and ArithmeticHealthUnits of MeasureNumbers Percentages, Fractions, and Decimal ValuesAlgebra Copyright © 2020 Multiply Media, LLC. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Multiply.