Ratios
What is an equivalent ratio to 2/6?
1/3; 6/18; 24/72; 20/60...
Write the expression:
9 times a number plus 8
9x+8
OR
9*x+8
What is a net?
A net is a 2D model of a 3D shape.
1/5+2/10
4/10 or 2/5
Solve:
27=3x
X=3
What is 25% of 125?
31.25
What is a coefficient?
A number by a variable.
Emily's mom has 5 blueberries, 20 pineapple, and 30 apples.
What is the ratios of pineapples to all fruit in it simplest form?
4 to 11
What is a integer?
An integer is a number with no fractions or decimals, it can be positive or negative.
Hannah is taking a walk. She travels 3 miles east, 4 miles South, and 6 miles west. If she begins her walk at (0,0) what is her location on the graph?
(-3,-4)
What is mode?
Mode is the number that appears the most in a data set.
Simplify:
675 to 1,500
9/20
An plumber charges 57 dollars an hour, plus an additional 148 dollars to begin with, if someone paid him 319 dollars, how many hours did he work? Write the answer and equation.
57h+148=319 dollars
h=3
Bob practiced at least 120 minutes on his piano in one week, he plays 30 minutes with his teacher one day and 15 minutes alone each day. Write and inequality.
30+15x≥120
What is a statistical question?
A statistical question has variability in the answer.
Solve
(1/2-1/3)x 1/5
1/30