Question

18) From the 40 meters long, Pieces of equal size are

cut. If the length of One piece is 10/3 meter. Find the

total number of such pieces.

19) The Product of two rational number is -14/27, If

one of the number is 7/9. Find the other number.

20) Find the sum of additive inverse and multiplicative

inverse of 7.​

Answer 1

good question

Step-by-step explanation:

18)1-10/3

x-40

sox=?

10/3×x=40

x=12

let x1×x2=-14/27.

so the other number is -2/3

20)let the number be x.

additive inverse is x and multiplicate inverse is 1/x