Arithmetic
What is 4m^3 in mm?
4 000 000 000 mm
Find r if d = 14.
r = 7
What is the 10th prime number?
29
What is 4500 m/s in km/h?
16200 km/h
What is the 4th term in the sequence n = n^2 + 1?
17
What is 29 × 21?
609
Find the area of the circle if r = 9
A = 81π cm
Find the prime factorization of 174.
2 × 3 × 29
Usain ran 100m in 9.69s. How fast was he going?
10.32 m/s
What is the next term in the sequence {2, 4, 16, ...}?
256
If the tax rate is 12.5% and Johnny wants to buy a pair of shoes for $120, approximately how much will he have to pay?
$135
Find r if C = 14π cm.
r = 7 cm
Find the GCD of 49 and 693.
7
If I ran 42.195 km and Sachin walked for 3 hours at 4 m/s, who travelled farther?
Sachin (43200 m vs. 42195 m)
In a family of 6, everyone plays soccer or hockey. If 4 people play both sports and 1 person plays only hockey, how many play only soccer?
1
What is 25^(0.5)?
5
Find the approximate area of a regular octagon.
A = 2.83 units2
Find the LCM of 25 and 9.
225
Adric and Alain run a 5km race. Adric runs at 4m/s and Alain runs at 3m/s. If Alain gets a 7 minute lead, who wins the race?
Alain wins: Alain runs in 1666.67 s, Adric runs in 1250 + 420 = 1670 s
How many different types of cakes can I bake if I have 3 choices for cake mix, 3 choices for frosting and 2 choices for sprinkles (assuming I only want one of each choice)?
18 cakes
Is 51515101 divisible by 11?
Yes
What is the surface area of this cylinder?
SA = 72.5 m2
The sum of the 5 digits of a palindrome is 3 and their product is 0. What is the palindrome?
10101 or 01110
Adric and Alain run a 5km race. Adric runs at 4m/s and Alain runs at 3m/s. If Alain gets a 7 minute lead, at what time are Adric and Alain in the same spot?
t = 1680 s = at 28 minutes (or 21 minutes not counting the 7 minute lead)
How many different ways can I arrange 4 friends to sit at the movies?
24 ways