a) Use your calculator to work out the exact value of 13 822 x 623 14 615079 b) Using approximations to 1 significant figure, check that your answer to part a) makes sense. = ​

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Factor the expression using the gcf. the expression 21m−49n factored using the gcf