Laura, Mike and Sam share £ 45
in the ratio
7
:
1
:
7

Find how much money each of them will receive.

answer: the answer is one of

step-by-step explanation:   we are given to write a proper fraction where the whole is divided into an even number of equal parts less than ten, and an odd number of those parts exist.

an even number less than 10 may be one of 2, 4, 6 or 8. so, the whole may be one of these four evens.

now, an odd number of these parts must exist, so the numerator must be an odd number, one of 1, 3, 5 or 7. it cannot be 9 because then the fraction will become improper.

thus, our fraction may be one of the following

just take the area of the square and then the area of the circle then subtract the circle area from the squares area

step-by-step explanation:

this is a good question! i'll do some research and come back when i have the answer!