How do you solve this math problem of ratio?

write each of these ratios as simply as possible:

d) 1.5 : 2.5

e) 1.5 m : 30 cm

f) 35p : £1.40

Suppose the diameter of a circle is 6 units. What is its circumference?

Matt has $900 in a checking account, has $15,000 in investments, owns an $8000 car, and owns a $30,000 house. What is the total value of his large assets

The difference of 2x and 5 is greater than - 3 and less than or equal to 11

A solid oblique pyramid has a regular pentagonal base. The base has a edge length of 2.16 ft and and area of 8 ft^2. Angle ABC measures 30 degrees. What is the volume of the pyramid, to the nearest cubic foot?

If the measure of an angle is twenty less than the measure of its complement, what is the measure of the angle

Deluxe coffee is to be mixed with regular coffee to make at least 46 pounds of a blended coffee. The mixture must contain at least 11 pounds of deluxe coffee. Deluxe coffee costs $7 per pound and regular coffee $5 per pound.

Angie takes a loan of $1000 that has a simple interest rate of 3% annually. What is the amount of interest accrued after 2 years?

How many grams in 2/3 of a pound

Larry was able to walk 4 more than twice as many dogs as his friend kyle. write an algebraic expression to represent the number of dogs larry walked compared with kyle

What is the constant of variation, k, of the direct variation, y=kx, through (-3,2)