One number is four times another number. the sum of their reciprocals is 1/4 . what are the numbers?

The numbers are 5 and 20.

Step-by-step explanation:

To find : What are the numbers?

Solution :

Let the one number be 'x'.

The reciprocal is

The another number be 'y'.

The reciprocal is

One number is four times another number.

i.e. .....(1)

The sum of their reciprocals is .

i.e. ....(2)

Substitute (1) in (2),

One number is 4y=4(5)=20.

Therefore, the numbers are 5 and 20.

7. 153.86 ft

8. 12.56 ft

9. 78.5 m

10. 379.94 in

11. 132.665 m

12. 12.56 yd

13. 226.865 ft

14. 113.04 ft

15. 63.585 ft

16. 254.34 m

17. 50.24 cm

step-by-step explanation:

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