Mathematics, 06.05.2020 09:01 cooper2017

Claudia buys 12 postcards, 12 stamps, and 1 pen. The postcards cost twice as much as the stamps. The pen costs $1.50. The total cost is \$14.10 . How much doe each postcard cost? answer

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:50, gesic2003

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

Answers: 3

continue

Mathematics, 21.06.2019 17:20, kyle696969

Consider the expression below. 9 + 4(x + 2) – 3.1 select the term that best describes "3" in the given expression. o a. coefficient variable exponent constant

Answers: 2

continue

Mathematics, 21.06.2019 18:00, TheIncognateo

The larger of two number is 4 less than twice the smaller number. the sum is 41. find the numbers

Answers: 2

continue

Mathematics, 21.06.2019 20:00, munch1239

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Answers: 2

continue

You know the right answer?

Claudia buys 12 postcards, 12 stamps, and 1 pen. The postcards cost twice as much as the stamps. The...