Function, slope, intercept
Linear equations
System of linear equations
Riddle
G6 Science
100

A set of possible values for a dependent variable(output) is called a "range" 

What is a set of possible values for an independent variable(input)?  


a domain

100

Brian is trying to fill a 16 oz. bottle with water. If Brian fills the bottle at 1 oz per second and the bottle leaks .2 oz per second, how long would it take for Brian to fill the bottle?

Equation and solution

x-0.2x=16 


x = 20 seconds 

100

A system of two linear equations does not have a solution when the graphs are ______________ . 

Parallel

100

If I add six to eleven and get five, why is this true? 

TIME 
100

An organelle or cell structure that is found in plant cells but not in animal cells? 

Chloroplast, Cell wall

200
What is the slope of a line that passes through points (2,-5) and (-2,-5)

200

The sum of three consecutive odd integers is 57. 

Write an equation and solve for the least of these integers 

x + (x + 2) + (x + 4) = 57


x = 17

200

-2x+9y=25

3x+6y=21


Solve for the solution (x,y)

(1,3)

x=1

y=3

200

Make a rational number using 6 and 7 that is greater than a 6 but less than a 7?

6.7

200

This type of angiosperm has two seed leaves (cotyledons), leaves with branching veins, and flower parts usually in multiples of four or five.

dicot

300

Determine the equation of the line passing through the points (1, 5) and (3, 9). 

Answer should be in slope-intercept form

y= 2x+3 

300

Two-digit number that is equal to seven times the sum of its digits 

(HINT: tens digit = x, ones digit = y)

10x+y = 7(x+y)

300

5x-2y=-12

2x+3y=-1


If (x, y) is the solution, what is x+y? 

-1

300

"I have keys but no locks. I have space but no room. You can enter, but you can't go outside." 

What am I?

a keyboard 
300

Often called the "powerhouse of the cell," this organelle converts food into usable energy through cellular respiration.

Mitochondria

400

Write a slope-intercept form of a line that has x-intercept (4,0) and y-intercept (0,3)

y=-(3/4)x+3

400

The average of four numbers is n. If three of the numbers are n + 3, n + 5, and n − 2, what is the value of the fourth number? (equation and answer)

(a) n-6

(b) n-4

(c) n

(d) n+2

(e) n+4 

Equation: (3n+6)+x = 4n 


answer: (a) n-6 


400

A nursery sells fertilizer in 25-pound and 100-pound bags. If Juliet bought 13 bags of fertilizer for her landscaping business that contained 775 pounds of fertilizer, how many 100-pound bags did she buy?

6 bags

400

What three different whole numbers have the same sum when they are added together as they do when they are multiplied together?

1, 2, and 3

400

This group of mammals is unusual because its members lay eggs instead of giving birth to live young. The platypus and echidna belong to this group.

Monotremes

500

Write an equation that has a graph parallel to the graph of equation below and passes through point (1,2)

y=-3x-7

y=-3x+5

500
A car travels for 3 hours at a certain speed r. If the car then travels at 15 mph faster for the next 2 hours, covering a total distance of 255 miles
What was the initial speed of the car?


Equation and Solution



3r+2(15+r)=225


r=45 mph

500

14x - ay = - (9/2)

(7/2)x - y = - (1/4)

If a is a constant for the given system of equations above, for what value of a will the system of equations have no solution?

a=4

500

What word becomes shorter when you add two letters to it?

SHORT -> SHORTER 

500

Produced by the liver and stored in the gallbladder, this digestive fluid helps break down fats in the small intestine.

Bile

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