How do you know when a parabola is a "smiley face" or "frown face"?

Omar and Caleb each had a repair made on their cars. The initial cost of each repair is $1,000. Omar and Caleb each have two coupons. Each of them uses both of his coupons toward the cost of the repair. One coupon is for $80 off the repair cost.

Zahra is knitting items to sell at a craft fair. She has a total of 2,640 yards of yarn. A scarf uses 200 yards of yarn, and a hat uses 150 yards. She wants to knit a minimum of 15 items.

in a kettle there are 8/5 litres of water a cup holds 1/5 of a litre of water how many cups can be filled with the water in the kettle

What number do you get when you divide 16.

5. What is the range of test B? A 35 C B 50 D 25 40

The teacher separated her class of twenty - eight students into two groups. One group has 4 more than twice as many students as the other group. how many students are in each group?

A cube has a surface area of 3,750 Square feet how do I find the length of one side

Find the scale for 10cm=5m

a recipe for pie crust calls for 2/3 cups of flour. a chef is making 1/2 of the recipe. how much flour should the chef use?

Factor completely: 3x³ - 3x - 36