Of the 15-year-olds at a karate school, 6 have black belts and 20 have brown belts. Among the 16-year-olds, 5 have black belts and 9 have brown belts. Which age group has a higher ratio of black belts to brown belts?

Which equation is equivalent to 3[x + 3 (4x - 5) ] = 15x - 24?

What property is this, 5x23x2

Write a real world situation that could be misled by the question. Then Solve for the unknown in the situation. 60+25x=35x+20

2x+5y=-6 y intercept and x intercept

The diagonals must be congruent in which of the following: A) a rectangle B) a parallelogram C) a trapezoid D) none of these

Jovan bought a bond with a face value of 15,000 and a coupon rate of 8.5%. The bond will mature in 15 years. How much interest will he receive semiannually

Tomas has two boxes to be shipped. One box weighs 3 / text{ kilograms}3 kilograms3, start text, space, k, i, l, o, g, r, a, m, s, end text. The other box weighs 720 / text{ grams}720 grams720, start text, space, g, r, a, m, s, end text.

Paige saw 142 tourists in July. August, and September. She saw 32 tourists in July and 89 tourists in August. How many did Paige see in September

Equivalent expression 3p+12m+8

The value of the expression 6+5 (3) / 4-10is