Question

I am an astronomer and my camera lens is 1.372 m across. My friend George is a spy and he has a camera lens of 2.9 cm across. My aunt Marie is a surgeon and she has

a lens 1.5 cm across. How many more meters across is my camera lens than Marie's?
D
1.272
1.357
2.872
12.72

Answer 1

1.357m

Answer:

Solution Given;

Based on the given conditions

1.372-1.5%

Converting decimal to fraction

`(1372)/(1000)-(1.5)/(100)`

`(1372)/(1000)-(15)/(1000)`

Taking L.C.M

`(1372-15)/(1000)`

`(1357)/(1000)`

again converting it in decimal

1.357m