Question
The lengths of two rods are 15.2 ± 0.2 cm and 10.7± 0.2cm. Find difference in lengths of the two rods with the limits of error.
Options :
4.5 ± 0.4 cm
5.5 ± 0.4 cm
6.5 ± 0.4 cm
7.5 ± 0.4 cm
Answer :
4.5 ± 0.4 cm
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