The sum of the squares of three numbers is 1281 and the ratio of the f – McqOptions

MCQOPTIONS

1.	The sum of the squares of three numbers is 1281 and the ratio of the first and second as also of the second and the third is 4:5. Find the product of the first and the third numbers
A.	400
B.	320
C.	800
D.	500
Answer» B. 320

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