c) The cost of 1 pen is Rs 10 and the cost of 1 pencil is Rs 8. Find the total cost of 5 pens and 4 pencils.​

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?

What is the measure of the smallest angle in the diagram? 15 29 32 45

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0