What is equivalent to 7/10??

Agarden consists of an apple tree, a pear tree, cauliflowers, and heads of cabbage. there are 40 vegetables in the garden. 24 of them are cauliflowers. what is the ratio of the number of cauliflowers to the number of heads of cabbage?

Akayaker travels 3 miles upstream and 3 miles downstream in a total of 4 hours. in still water, the kayaker travels at a speed of 2 mph. what is the average speed of the river's current?

Roxanna earns 150% her normal hourly rate for overtime pay. last week, roxanna earned $72.00 in overtime pay for 4 hours. what is roxana's normal hourly pay?