Questions
A stick has a length of 12.132cm and Another stick has a length of 12.4cm. If the two sticks are placed end to end what is their total length?
a
23.5cm
b
24.5cm
c
25cm
d
24cm
detailed solution
Correct option is B
Let the lengths of the sticks are l1=12.132cm, l2=12.4cm Here has one decimal place and l1 has to be rounded off to have only two decimal places. l1+l2=12.13+12.4=24.53This is to be rounded off to have one decimal place only.The total length is 24.5cmTalk to our academic expert!
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