Meg practice the piano for 5/12.she did homework for 3/4 of an hour. how much longer did she do homework than she practice piano

Homework = 3/4 hour = 9/12 hour

Piano = 5/12 hour

9/12 - 5/12 = 4/12 hour = 1/3 hour = 20 minutes

So she did homework 20 minutes longer than practicing piano

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

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x is greater than 5

step-by-step explanation:

2x+7 is greater than 17

    -7                           -7

2x is greater than 10

divide by 2 each side

x is greater than 5