JeopardyLabs

Equation

100

X(4+9)=3x-1x

X=6.5

200

4+8(2)=1x

X=24

300

5y-1y=6+2

Y=2

400

-2n+8=0.4n-0.2

n=3.42

500

3(x+5)+(x+4)+(x+2)=4(x+3)+(x+1)

19=x

Combining like terms

100

5vq+1qw

5v2q+1w

200

-4x+6y-5x+4y-3x+8y 

-12x+18y

300

3x²-5x-2x+x²

4x²+7x

400

-x+2x+x-7x

-5x 

500

3s+-6s+1+4s-4st+2t

-1st-2s+3t

Exponent

100

(6¹²)(6⁴)(6²)

6¹⁸

200

(Cd¹⁰/cd⁶)²³

C²³ D²⁷

300

(9r5gw²)(2r1g)

18rw²5g

400

(X⁴Y²)³

X¹²y⁶

500

(-2a³b²c⁰/3a²b³C⁷)^-2

9b²C¹⁴/4a²

Scientific notation

100

Change 520,000,000 into scientific notation 

5.2×10⁸

200

Change this 4.56×10⁵ scientific notation to standard form 

456000

300

2.775×10^-4 * 4.775×10⁴

1.325×10¹

400

27^4/3

81

500

The coefficient part of a number written in scientific notation is between which numbers?

A) 1 and 10 

B)-1 and -10

C)both A and B 

C) both A and B 

Real word problem

100

Nirjan and tenzing buys 2 phones from different store. The monthly cost, 4 dollars for x phone bill is linear. The cost of Nirjan phone service is y=10(x)+10. The cost of tenzing phone service is shown below . Whose phone service is cheaper?

Phone x  1     2    3   4    5

Cost         20  40  60  80  100

Nirjan phone service is cheaper 

Y= $30 per month 

200

A cylinder has a diameter of 14 cm and a volume of 112pi cubic cm. What is the height, in cm, of the cylinder Round your answer to nearest hundredth?

2.29cm 

300

Mimi has $35 and she gets $25.50 per month for helping her mom. Shadi has $14 and gets $35.95 each month for mowing. After how many months they will have the same amount of money? Write an equation for this problem?

25.50x+35=35.95x+14

400

60+50.45x=57.95x 

Write an real word problem for this equation?

Sushil is upgrading his internet service. Fast internet charges $60 for installation and $50.45 month. Quick internet has free installation but charges $57.95 per month. 

500

A cylinder has a diameter of 16m. Find the volume of the cylinder using its diameter. 

2,144.66m³