Whats the answer

25*30:6*5

Anibal, Daniel, Oscar, and Thomas, the Smith brothers, want to buy together a book on the history of aviation which cost $76,800. Anibal has $14,300, Daniel has $16,700, Oscar has $17,900, and Thomas has $18,500.

If the recommended adult dosage for a drug is D (in mg), then to determine the appropriate dosage c for a child of age a, pharmacists use the equation c = 0.0488 D (a + 1). Suppose the dosage for an adult is 200 mg. What is the dosage for a newborn?

If fir trees: yew trees is 3:4 there are 18 fir trees how many yew trees

A professor computing the sample average exam score of 20 students and using it to estimate the average exam score for the 1,500 students taking the exam is an example of inferential statistics. True / False.

Y^2 - x^2 = 4 is it an ellipse, or a circle

Stefan measured a weight of a package as 15.375 pounds. The actual weight of the package is 15.125 pounds. What is the approximate percent error Stefan made in measuring the weight of the package? write ur answer to the nearest percent.

11.55 as a fraction

One pump can fill a tank with oil in 4 hours. A second pump can fill the same tank in 3 hours. If both pumps are used at the same time how long will they take to fill the tank?

Jeremy works two jobs. he makes $8/hr working at a deli and $12/hr working for a landscaper. let x represent the number of hours he works at the deli, and let y represent the number of hours he works for the landscaper.

After a party, you have 1/6 of the cookies you made left over. There are a dozen cookies left. How many cookies did you make for the party?