Iwill mark you the brainliest if you answer quickly and correctly the amount of money that mary earns varies directly with the number of hours worked. if mary earns $320 for working 40 hours, determine the constant of variation. a) 6 eliminate b) 7 c) 8 d) 9

When you arrive at the lake, your friend realises he hasn’t got any swimming trunks. you need to ride to a sports shop. the sports shop is 8350 metres away. how many metres is it to cycle there and back?

Can you me find the missing length. i attached an image.

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years