A person drives 15km to the shops at an average speed of 30km/h, then drives back at an average speed of 60km/h. What is their average speed over the two journeys?

What is 93 (68 70 property

Factor the following trinomial completely, 3x2 + 10xy + 8y2

Фермер на 1/6 части поля посеял пшеницу на 3/5 овощи Какую часть поля занимают пшеница и овощи

A tv has an original price of $599. enter the new price after the given percent of change. 30% increase

Write an expression for the calculation subtract 10 divide into fifths from 20 divided in half.

2. mrs. barlow's math class took a test yesterday. out of 70 students, 70% of them passed. how many of mrs. barlow's students passed the test?

A lunch counter sells two types of sandwiches, roast beef and chicken salad. The profit on the sandwiches is $2 for chicken salad and $3 for roast beef. The amount of bread available is enough for 30 sandwiches.

Evaluate the following expression 40 - 8 - 102

The value of a computer is $1200. It loses 20% of its value every year. Write a function the represents the value y (in dollars) of the computer after t years. The find the value of the computer after 5 years.

You spent $50 on supplies for the bake sale Each item sold for $2. After the sale, you had a profit of $180. How many items did you sell?