Expression of a variable from the formula - 6th grade (11y) - math problems

Number of problems found: 140

  • The expression
    numbers2 What is the value of the expression ((62+60))/(23)
  • When 5
    fractions When 5 is subtracted from both my numerator and denominator I become 3/4. What fraction i am?
  • Evaluate expr with 2 vars
    expr If a=6 and x=2, find the value of (2ax + 7x- 10) /(4ax-3a-2)
  • Perimeter to area 2
    square_rot Find the area of a square whose perimeter is 100 cm with solve.
  • If x=4
    eq2 If x=4 and y=-3, what is the value of the expression x² + 2xy - 4x + 3y + y²?
  • A rectangular 3
    rectangle A rectangular plot of land has an area of 3/2 square kilometers and a length of ¾ kilometer.  What is the width of the plot of land?
  • Maya is
    calendar Maya is 14 years old. Her brother Jorge is 3 years more than half her age. Which of the following is the correct expression for Jorge's age?
  • Distributive property
    expr Verify the distributive property a×(b+c)=(a×b)+(a*c) for the rational number a=5/8, b=7/4 and c=2/3
  • Tank B
    tanks Tank B has the same volume as Tank A. The volume of one section of Tank B is 4545 cubic feet. What is the volume, in cubic feet, of the other section of Tank B? Total volume of both tanks A+B is 15000 ft3. Enter your answer in the box.
  • The two
    triangle The two angles of a triangle are 78° and 82°. So what is the measure of the remaining third angle?
  • Two numbers and its product
    ratios The product of two numbers are 2/3. If on of them is 1/10, what is the other?
  • A dumpster
    cuboid_3colors A dumpster is shaped like a rectangular prism. It has a width of 8 feet, a height of 5 feet, and a volume of 880 cubic feet. What is the length of the dumpster?
  • Cheese consumption
    cheese I have some cheese. I used 2/5 of the total amount of cheese yesterday. Today, I used 2/5 of the remaining cheese from yesterday. If 900 g of cheese remain at the end of today, how many grams of cheese did I have originally?
  • Edges of the cuboid
    kvader Find the length of the edges of the cuboid, which has the following dimensions: width is 0.4 m; the height is 5.8 dm and the block can hold 81.2 liters of fluid.
  • Evaluate 9
    expr Evaluate expression: 3 { 4 − 4 ( 5 − 12 ) } + 20
  • Scrapbook
    photo Jo is making a scrapbook for her best friend’s 5th grade graduation. She used 72 photos with 6 photos on each page. Jo had to remove two of the photos on each page in order to make room for the writing she wanted to include. Write an expression represents
  • Expression with brackets
    expr Evaluate the expression. 15+[(9-4)×22]
  • Cylinder container
    valec2 If the cylinder-shaped container is filled with water to a height of 5 dm, it contains 62.8 hectoliters of water. Calculate the diameter of the bottom of the container. Use the value π = 3.14.
  • Evaluate expression
    plusminus Evaluate following expression: 5 to the power of 2 - (4x4) divided by 2 =
  • Main/central vertex
    rr_triangle3 ABC is an isosceles triangle with base BC and main vertex A. The angle at vertex A is 18°. What will be the size of the angle at vertex B?

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Expression of a variable from the formula - math problems. Examples for 6th grade (the sixth graders).