6th Grade Math

Lisa's family drove 830.76 miles to visit her grandparents. Lisa calculated that they used 30.1 gallons of gas. How many miles per gallon did the car average?

Multiply 16.852 * 0.86

Multiply. 3√2⋅2√8⋅√3⋅√6 explanation would be lit

Find all complex solutions of x^2+5x+13=0

Is 17 1/2 to the right or left of 17 2/3 on the number line? Explain your answer.

Robby scored 4 goals in his soccer game his team scored 9 goals in the team robby friend scored 2 goals how mony goals did the rest of the team scored

Albert is organizing an end of term party. The cost of renting a hall for an evening is $100. The cost of food is $8 per person.

Maria solved the equation - 5 x 7/8n = - 12 x 1/4. Her answer was n = 2 x 4/47. She is fairly confident about her answer, but wants to do a quick check of her solution using estimation.

Mrs. Hernandez bought 18 pens for her class. Highlighters cost $3 each, and gel pens cost$2.50 each. She spent a total of $50. Write and graph a system of equations to find the number of highlighters and gel pens Mrs. Hernandez bought.

What is the solution of the equation 4x + 1 = 21? Round your answer to the nearest ten-thousandth.

612x87 show ur work and if you don't then don't answer