Tina practiced piano for 15 hours last month and 45 hours this month. use multiplication to write a statement comparing the hours tina practiced during the two months.

cut 138 centimeters off

step-by-step explanation:

250-112 = 138

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

happy to

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