Mathematics looks at measurement, relationships, and properties of numbers and groups using numbers and symbols. Important topics in math include arithmetic, algebra, geometry, and calculus.
-
Question 1421: Solve the following equation (3x - 2)(5x - 4) = (3x - 2)2
Options:
A) , 1
B) 1
C) , 1
D) ,
Show Answer
The correct answer is C .
-
Question 1422: Make x the subject of the relation =
Options:
A)
B)
C)
D)
Show Answer
The correct answer is B .
-
Question 1423:
If pq + 1 = q2 and t = - express t in terms of q
Options:
A)
B)
C)
D)
E)
Show Answer
The correct answer is C .
-
Question 1424: If a rod of length 250cm is measured as 255cm long in error, what is the percentage error in the measurement?
Options:
A) 55
B) 10
C) 5
D) 4
E) 2
Show Answer
The correct answer is E .
-
Question 1425: In how many ways can the word MATHEMATICS be arranged?
Options:
A)
B)
C)
D)
Show Answer
The correct answer is C .
-
Question 1426:
The probability of an outcome A is 1/6. The probability of the B outcome is 1/4. If the probability of A or B or both is 1/12, what is the probability of both outcomes A and B?
Options:
A) 1/2
B) 1/3
C) 2/5
D) 3/4
Show Answer
The correct answer is B .
-
Question 1427: Evaluate (2o + 4 -2)
Options:
A)
B)
C)
D) 4
E) 9
Show Answer
The correct answer is C .
-
Question 1428: What is the solution of the equation x2 - x - 1 + 0?
Options:
A) x = 1.6 and x = -0.6
B) x = -1.6 and x = 0.6
C) x = 1.6 and x = 0.6
D) x = -1.6 and x = -0.6
Show Answer
The correct answer is A .
-
Question 1429: A room is 12m long, 9m wide and 8m high. Find the cosine of the angle which a diagonal of the room makes with the floor of the room
Options:
A)
B)
C)
D)
Show Answer
The correct answer is A .
-
Question 1430:
Evaluate (0.142 x 0.275) ÷ 7(0.02) to 3 decimal places.
Options:
A) 0.039
B) 0.358
C) 0.033
D) 0.308
Show Answer
The correct answer is A .