In a school, lessons are 55 minutes long.

a) A maths lesson starts at 10:15am. What time does it end?

b) A science lesson ends at 2:30pm. What time does it start

What is the radius of a circle with an area of 400 cm squared

How does the experimental probability you found in question 5 compare to the theoretical probability of rolling an even number? A. The theoretical probability is 10% greater than the experimental probability. B.

Dennis spent $3 less than twice as much money on dinner than on lunch. let l represent the amount of money he spent on lunch. write an expression to represent the amount of money dennis spent on dinner

If f (x) = 2x2 + 1, what is f (x) when x = 3?

Find the difference. 3x^2y - x^2y

7h (67-9x) 7 if h=5 and x=8

Insert commas in the following numbers 13886 365 719463 40047209 2145739180 1783457

Write eighteen hundredths as a decimal.

What's 2+2 = ... ?

Find the product 2cd^4 (-4c^6d^5-c^3d)