Question

Divide 45k between taiwo and kehinde in the ratio 4:5​

Answer 1

Answer:

Let the share's be 4x and 5x

$4x + 5x = 45000 \\ 9x = 45000 \\ \boxed{x = 5000}$

Taiwo's share = 4x =4×5000= 20,000

Kehinde's share = 5x =5×5000= 25,000

Answer 2

Sum of the radius of the base and height of a cylinder is 21 cm and the curved surface area of the cylinder is 616 sq.cm,find the total surface area of the cylinder. Help me with this question