Question -
By how much is the length of string A more than string B?
Options:
A .  10 mm
B .  20 mm
C .  30 mm
D .  40 mm
Answer: Option A : A String `A` is starting from 1 cm. ∴ Subtract 1 cm from 9 cm. Lenght of string A =9cm−1cm=8cm String `B` is starting from 3 cm. ∴ Subtract 3 cm from 10 cm. Length of string B =10cm−3cm=7cm Thus, the difference in length of String `A` and String `B` =8cm−7cm=1cm=10mm ∴ Thelength of string A is morethan string B by 10 mm.
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