Hey! please help! i don't understand these type of questions! Please answer the question and explain how you got the answer! Thanks!​

Pick the description of a geometric object that best matches the real world object box for a deck of card

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"

Atourist boat is used for sightseeing in a nearby river. the boat travels 2.4 miles downstream and in the same amount of time, it travels 1.8 miles upstream. if the boat travels at an average speed of 21 miles per hour in the still water, find the current of the river.