Probability/square roots
Square root for 49
7
Find the cube root of 125
Answer: 5
The diameter of a circle is 16 kilometers. What is the circumference?
Answer:16, 3.14/ pie
What number has a 5:1 ratio to the number 10?
Answer:B
Solve for v.
3v − 1 = 2
Answer: 1
What is the probability of getting a sum 9 from two throws of a dice?
A. 1/6
B. 1/8
C. 1/9
D. 1/12
Answer: C
Find the cube root of -512
Answer: -8
What is the area of a rectangle if the dimensions are 7 mi and 6 mi?
Answer: 42
Solve this proportion. 24/32 = u/20
Answer: 15
Mr. Lawrence is leaning a ladder against the side of his house to repair the roof. The top of the ladder reaches the roof, which is 15 feet high. The base of the ladder is 8 feet away from the house, where Mr. Lawrence's son is holding it steady. How long is the ladder?
Answer: 17
Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?
A. 1/2
B. 2/5
C. 8/15
D. 9/20
Answer: D
Solve the inequality, 5b+10<5
Answer: b<-1
The radius of a circle is 6 centimeters. What is the area?
Answer:36, 3.14/ pie
Choose the number that is irrational.
A. Pi
B. 4.44
C.1/2
D.6/36
Answer:A
Solve for n.
3n + 1 = 10
Answer:3
Square root of 841
Answer: 29
Solve the inequality, f+6≤10v
Answer: f≤4
What is the area of the square when the side length are 2 cm?
Answer: 4
Which numbers are rational?
2.36, 37.68, square root 13, Pi, 3.333.., 48.35, 1/7, square root 48, 1.2, 8.8, 6.9,1/2, square root 64,
Answer: 2.36, 37.68,3.333.., 48.35, 1/7,1.2, 8.8, 6.9,1/2, square root 64.
Kurt's bedroom is rectangular. The length of one wall of Kurt's bedroom is 4 meters. The length from one corner of the bedroom to the diagonally opposite corner is 5 meters. What is the length of the other wall?
Answer: 3
A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue?
A. 10/21
B. 11/21
C. 2/7
D. 5/7
Answer: A
Cube root of 729
Answer: 9
The radius of a circle is 3 inches. What is the area?
Answer: 9 ,3.14/pie
Is 69 rational?
Answer: yes
To repair a roof that is 15 feet high, Mr. Hammond leans a 17-foot ladder against the side of the building. To reach the roof, how far away from the building should he place the base of the ladder?
Answer:8