Does anyone how to simplify the ratio 4:22:30

Joel earns a commission of 5% on the audio equipment he sells, and the store keeps the rest. He sells a $750 amplifier. A. How much commission does Joel earn from the sale? b. How much does the store keep?

Evaluate: 2.58 x 105 + 3.8 x 104

The selling price of a refrigerator is $584. If the markup is 25% of the dealers cost, what is the dealer's cost of the refrigerator?

Given: Triangle ABC, Angle A=109, Angle C=63, Side c=32. Question 1. Find Angle В

What is 2.81 + 3.72 using benchmarks to estimate

The tangent of an angle is 3.4. what is the measure of the angle to the nearest tenth? 99.8° 73.6° 68.2° 52.9°

Which of the following represents a polygon that is two times the size of the original polygon? A: (x', y') = (0.2x, 0.2y) B: (x', y') = (1/2x, 1/2y) < - - Fractions C: (x', y') = (4x, 4y) D: (x', y') = (2x, 2y)

Joe wants to fence a rectangular pen for his goats. The length of the pen should be at least 60 ft, and the distance around should be no more than 260 ft. which system of inequalities and graph represent the possible dimensions of the pen?

El area de un parque que tiene forma circular es de 121πm². Determine la longitud del cerco que se debe colocar alrededor de dicho parque, si hay que darle 3 vueltas. (Considerar π=3,14)

5 cakes cost £2.50 how much does 7 cakes cost