Given the sequence 20, 16, 12, 8,... find the common difference, d
What is -4?
100
Given the sequence 64, 16, 4, 1, ... find the common ratio, r.
What is 1/4?
200
Write 24 650 to 3 s.f.
What is 24 700
200
Write 62 420 000 in standard form and to 3 s.f.
What is 6.24 x 10^7
200
Convert 1.09 g to mg
What is 1 090 mg
200
Given the sequence 20, 16, 12, 8,... find the 81st term
What is -300
200
Given the sequence 64, 16, 4, 1, ... find the 21st term. Write the answer in standard form.
What is 5.82 x 10^-11
300
How many significant figures are there in 0.006070 g
What is 5?
300
Let x = 7.65 x 10 ^-4 and y = 4.97 x 10^5
Calculate the following values, writing the answer in the form a x 10^k, where 1<=a<10 and k an integer
y/x
What is 6.50 x 10^8
300
Convert 4.52 x 10^2 km to cm
What is 4.52 x 10^7 cm
300
Given the sequence 20, 16, 12, 8,... find if -124 is a member of the sequence.
What is yes, it is the 37th element.
300
Given the sequence 64, 16, 4, 1, ... find when the sequence will be smaller than 1/250.
What is n = 8?
400
Estimate the cost of 1.8 meters of fabric when the fabric costs $5.13 per meter.
What is $10?
400
Let x = 7.65 x 10 ^-4 and y = 4.97 x 10^5
Calculate the following values, writing the answer in the form a x 10^k, where 1<=a<10 and k an integer
x/(2y)
What is 7.70 x 10^-10
400
Convert 6540 dl to kl
What is 0.654 kl
400
A theatre has 21 seats in the first row, 24 seats in the second row, 27 in the third, and so on.
What is the total number of seats, if the theatre has 20 rows of seats?
What is 990 seats?
400
Consider the sequence 1, 5, 25, 125, ...
Calcualte the sum of the first 7 members.
What is 19 531?
500
Jacob estimated that he was 1.7 meters tall when in fact he was 1.85 meters tall. Calculate the percentage error Jacob made in his estimate.
What is 8.11%
500
Let x = 7.65 x 10 ^-4 and y = 4.97 x 10^5
Calculate the following values, writing the answer in the form a x 10^k, where 1<=a<10 and k an integer
(10x-y)/x
What is -6.50 x 10^-8
500
PEER CHALLENGE!!!!!
The last person to answer a question correctly can challenge a specific person for up to 500 points!
Good Luck!
What is a new spin on Jeopardy!
500
A theatre has 21 seats in the first row, 24 seats in the second row, 27 in the third, and so on.
How many rows of seats would the theatre have, if there was a total of 1 935 seats?
What is 30 rows?
500
Consider the sequence 1, 5, 25, 125, ...
Find the number of terms in the sequence when the sum is 2 441 406.