There are 9 boys and 9 girls playing singles table tennis. If each girl, plays each boy exactly once, how many games are played? Explain your reasoning and how you did it.

What is 84.985 rounded to the nearest tenth

Use the substitution method to solve the system of equation. choose the correct ordered pair. 3x - y=3 y=2x + 2 A. (2,6) B. (5,12) C. (4,10) D. (3,8)

Which equation is related to the equation shown? x + 3 = 12 A. x = 12 + 3 B. x = 12 : 3 C. x = 12 - 3 D. x = 12 • 3

Solve for y. y-1/y+1 = a-b/a+b A. Y=A/B B. Y=A-B/A+B C. Y=A+B/A-B

Two leopard seals, Snap and Snarl, start 210 meters apart. They swim toward each other at a constant speed of 10 km/h each. Gilly, a Gentoo penguin, starts at Snap and swims back and forth between the seals continually until the two seals meet.

Find the value of the combination. From a committee consisting of 8 men and 5 women, a subcommittee is formed consisting of 4 men and 3 women. How many different subcommittees are possible? 80 700 1,716

Six times a number is 45 greater than the product of the number and - 3.

what is the valve of the expression below when n = 6? 2n + 3n A. 12 B. 18 C. 30 D. 62 E. none of the above

A survey asked eight students about weekly reading hours and whether they play musical instruments. The table shows the results of the survey Weekly Reading Hours Hours of Reading if Student Hours of Reading if Student Does Plays an Instrument Not

A cube has a side length of 2 meters. Explain what happens to the volume of the cube of the length of the sides double