Question

Madhu worked
$2 \times \frac{1}{2}$
hours on monday,
$3 \times \frac{1}{4}$
hours.on Tuesday,and
$2 \times \frac{3}{4}$
hours. on Wednesday.What is the mean number of hours she worked on these three days​

Answer 1

Step-by-step explanation:

she worked three days = 2×1/2+ 3×1/4+2×3/4

2/2 +3/4 + 6 / 4

then we have to take L.c.m

of 2,4,4 = 4

after equating the numerator and denomeraton

we have to add the fraction

2/4 + 3/ 4 + 6/ 4

= 11/ 4

she worked three days = 11/ 4 hours

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