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Double a number is equal to the number decreased by five. Find the number.

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Aziel ordered carpeting installed for $27 per square yard. Use unit multipliers to convert $27 per square yard to dollars per square foot.

In a study, researchers found that for every 3 people who preferred band A toothpaste 1 person preferred band B toothpaste. Which ratio describes the result of this study? A) 1:3 B) 1:4 C) 3:1 D) 4:1

A wave traveling in water has a frequency of 250 Hz and a wavelength of 6.0 m. What is the speed of the wave?

For every bag of trail mix the local Scout Guide troop sells, they earn $0.45. a. Write an expression to represent this situation. b. Sarah sold 52 bags of trail mix. How much did she earn for her troop? c.

At a restaurant, the bill comes to 30. If you decide to leave a 15% tip how much total do you need to pay? Give the answer to the nearest dollar.

A stories giving a $10 coupon to every 7th person that enters the store and a $25 coupon to every 18th person to enter the store. Which person will be the first to get both coupons

in geometry, two lines are parallel if they are in the same plane and never intersect. Take the mathematical concept of parallel lines and apply it to non-mathematical situations or objects.

When deciding to model a situation with 3D figures, what are the most important things to remember?

Find g[h (x) ] and h[g (x) ] 2. g (x) = -3x h (x) = 4x - 1

1. In what country did the government debate the merit of teaching students quadratics? 2. What modern technology would not be possible without quadratics? (hint: I have one at my house.) 3. What great ideas did the Babylonians come up with? 4.