Help pls Which point on the number line represents the rational
number-2 3/5?
23 ?

A
B
C
D

3.4a=57.8 what is the the value of a

How would you find the height of points on the circle? the topic is trigonometry.

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 miles per gallon of gas. during one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 55 gallons. how many gallons were consumed by each of the two cars that week?