If 31 years is devoted to sleeping and eating but the years sleeping is 23 greater than eating how many years will be slet and how many years will be eating

The diagram shows a 7cm by 6cm rectangle based pyramid. all the diagonal sides - ta, tb, tc and td are length 10cm. m is midpoint of rectangular base. work out height mt to 1 decimal place

Evaluate the following expression 1/3^2

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?