mental math
subtract 178 from 512
334
Bob has $50 in his pocket when he sets off for the movie theatre. After he pays $10 for a ticket, $8 for popcorn, and $7 for a soda, how much money does Bob have left in his pocket?
$25
sin (pi/2)
1
If 10 eggs cost $0.75, how much will 32 eggs cost?
$2.40
what is the first Pythagroean triple?
3, 4, 5
what is 142 + 389
531
If 4n + 1 = 250, what is the nearest integer to the value of n?
62
cos (pi/4)
(sqrt2)/2
If ten more than twice a number equals 48, what is that number?
19
what is the second Pythagorean triple?
5, 12, 13
945 / 15
63
What is the area of a right triangle with legs of lengths 5 cm and 8 cm?
20 square centimeters
sin (pi)
0
first person to buzz in gets the question right
n/a
What is the third Pythagorean triple?
8, 15, 17
37 x 26
962
The sum of two numbers is 9, and their absolute difference is 3. What is their product?
18
cos (4pi/3)
-1/2
17
true/false: points that lie on the same line are collinear?
true
56 x 48
2688
If (x²y³)² = x^a y^b, what is the value of a + b?
10
sin (11pi/6)
-1/2
what is 6 x 6 x 6 x 3
648
what is the derivative of e^(2x)?
2e^(2x)