Sam’s brother is 7 years older than sam. his mother is 4 less than 3 times sam’s age. their combined age is 63. how old is sam, his brother, and his mother

Sam is 12, sam's brother is 19, and sam's mom is 32.

Step-by-step explanation:

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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it will be a cylinder. with a diameter of 8 and 4 single pieces high

step-by-step explanation: