Mary and her brother John collect foreign coins. Mary has three times the number of coins that John has. Together they have 140 foreign coins.

What is 1/3 of 2/5?

cookie recipe calls for 1/4 teaspoon of vanilla extract she has 9/12 of a teaspoon in her kitchen how many batches of cookies can she make

Which pair of numbers is relatively prime? A. 112 and 36 B. 275 and 77 C. 625 and 81 D. 800 and 95

Which formula uses the correct syntax? = countifs (expenses,>700) = countif (expenses>700) = countif (expenses,">700") = countif ("expenses",>700) ?

ErvIn bowled 7 games last weekend. his scorers are : 155,165,138,172,193,142. what is the range of ErvIn scores

Gambarlah garis k yang melalui titik P (-3, - 5) yang tidak sejajar dengan sumbu y dan tidak sejajar dengan sumbu x

At 7pm last night, the temperature was 10 degrees Fahrenheit. At 7am the next morning the temperature was negative 2. By how much did the temperature change from 7pm to 7am?

What is 7/8-3/5 in simplist form

Multiply the polynomials (x-5) (x^2+4x-2)

True or false: in building a confidence interval for a proportion you can cut the margin of error in half (from e to e/2 by doubling the sample size (from n to 2n.