Have I worked out the following right:

Molly buys 15 tins of paint at £11.55 each.

How much is this altogether?

£11.55+15 = £26.55

A spinner has five sections, labeled A, B, C, D, and E. The spinner is spun 45 times, and the results are recorded in the table. What is the experimental probability of the spinner's landing on C? Round to the nearest percent, if necessary.

Alice took a standardized test. If 96% of the students scored below Alice, 2% had the same score, and 2% had a higher score, what percentile was Alice in? (a) 4'" percentile (b) 96'" percentile (c) 98'" percentile (d) 100'" percentile

20 + 7k - 12 - 5k + 8k

Joanna went school supply shopping. She spent $32.49 on notebooks and pencils. Notebooks cost $2.41 each and pencils cost $1.46 each. She bought a total of 19 notebooks and pencils. How many of each did she buy?

the length of a rectangle is five times its width. If the area of the rectangle is 245m^2, find its perimeter.

Which of the following statements describes circumscribing? Choose all correct answers. A) One figure is drawn around the other. B) One figure must be a circle. C) The figure on the inside circumscribes the figure on the outside.

Inverse operation for 20n=300

What number is 70% of 65?

Divide £56 in a ratio of 4:3

Which is larger 117.93 or 117.859