1 Answer

288 viewsAnswer must be 60

First term is 12, Last term is 248

248 = 12 + (n-1)4

236 = (n-1)4

59 = n-1

n = 60

2 Answers

272 views
I) at least 2 ton of chemicals, but no more than 3 tons of chemicals, ii) 1 ton of steel trades for 0.5 ton of chemicals, and iii) Wages in the United States and the United Kingdom will be...Read More

1 Answer

257 views2 Answers

231 views1 Answer

230 views1 Answer

228 views1 Answer

222 views
1.25 gallons

Currently the mixture is 90% paint, 10% water or 9 gallons of paint for every 1 gallon of water. For the company to create an 80% / 20% mix, the company must add 1.25...Read More

Currently the mixture is 90% paint, 10% water or 9 gallons of paint for every 1 gallon of water. For the company to create an 80% / 20% mix, the company must add 1.25...Read More

1 Answer

221 views3 Answers

219 views1 Answer

216 views2 Answers

214 views1 Answer

214 views
The arithmetic mean formula is also sometimes just called the mean. One can arrive at the solution to this formula by adding together all the number in a set and dividing them by the number of...Read More

2 Answers

213 views2 Answers

213 views
72%

At the end of two hours, the patient still has a 100% chance of survival. After three hours, he has an 85% of survival, or 0.85. After four hours, he has an 85% and of the 85% he had at...Read More

At the end of two hours, the patient still has a 100% chance of survival. After three hours, he has an 85% of survival, or 0.85. After four hours, he has an 85% and of the 85% he had at...Read More

1 Answer

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