subject
Mathematics, 10.02.2021 15:50 robertobi5397

Some red and some black pens area sold in packages of 20. The red pens are worth 50 cents each and the black pens are worth 30 cents each. The package of twenty pens is worth $8.20. How many black
pens are in the package?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 13:40
1234567891011 match the reasons with the statements in the proof. given: j | | k m 1 = m 3 prove: l | | m 1. j||k, m∠3 = m∠1 if lines are ||, then corresponding angles are =. 2. m∠1 = m∠2 if alternate interior angles are =, then lines are ||. 3. m∠2 = m∠3 substitution 4. l||m given
Answers: 3
question
Mathematics, 21.06.2019 14:00
Which product is positive a is 2/5 -8/9 -1/3 -2/7 b is -2/5 8/9 -1/3 -2/7 c is 2/5 8/9 1/3 -2/7 d is -2/5 -8/9 1/3 2/7
Answers: 2
question
Mathematics, 21.06.2019 20:00
Maurice has 54 fewer comic books than rebecca.they have 130 comic books together .how many comic books are in maurices collection ? how many comic books are in rebeccas collection
Answers: 1
question
Mathematics, 21.06.2019 21:30
Helll ! 1,400 tons of wheat of two different varieties was delivered to the silo. when processing one variety, there was 2% of waste and 3% during the processing of the second variety of wheat. after the processing, the amount of remaining wheat was 1,364 tons. how many tons of each variety of wheat was delivered to the silo?
Answers: 1
You know the right answer?
Some red and some black pens area sold in packages of 20. The red pens are worth 50 cents each and...
Questions
question
Mathematics, 25.11.2020 03:10
question
Mathematics, 25.11.2020 03:10
question
Mathematics, 25.11.2020 03:10
question
Mathematics, 25.11.2020 03:10
question
Mathematics, 25.11.2020 03:10