(-2)6 × (-3)2 is equal to:
  • 36
  • 576
  • -36
  • 144
81 can be expressed as:
  • (a) 92
  • (b) 34
  • (c) 273
  • (d) 33
4 × 4 × 4 × 4 = _______________
  • 42
  • (-4)2
  • 44
  • 44
The value of (-4)2 is _______________
  • 16
  • 8
  • 4
  • 0
86 ÷ 83 = _______________
  • 0
  • 8
  • 83
  • 86
Every square number is also a cube.
  • True
  • False
  • Sometimes
  • None
The product of two cube numbers is a cube.
  • True
  • False
  • Always
  • Never
25 × 20 = 25
  • Always
  • Depends
  • False
  • True
0.12 = 0.01
  • True
  • False
  • Always
  • Sometimes
104 × 103 = 107
  • Never
  • Always
  • True
  • False
Expand and simplify: 52 × 53
  • 3125
  • 2500
  • 625
  • 1500
Find the unit digit of 720.
  • 1
  • 2
  • 7
  • 0
Write 256 as a product of powers of prime factors.
  • 28
  • 16
  • 28
  • 43
If you add one apple to a box every day, starting with 2 apples, how many apples will be in the box after 31 days?
  • 33
  • 30
  • 31
  • 32
Express 625 as both a square and a cube power if possible.
  • 54, (5)2
  • 54, (25)3
  • 54, (25)2
  • 53, (25)2
Which is greater: 36 or 29?
  • 36
  • 29
  • 36 = 29
Write 0.00000032 in scientific notation.
  • 3.2 × 10-6
  • 32 × 10-7
  • 3.2 × 1-7
  • 3.2 × 10-7
A perfect square number between 30 and 40 is
  • (a) 36
  • (b) 32
  • (c) 33
  • (d) 39
Which of the following is a perfect square number?
  • (a) 2222
  • (b) 32543
  • (c) 888
  • (d) 10000.
Which of 1322, 872, 722 and 2092 would end with digit 1 ?
  • 1322
  • 872
  • 722
  • 2092
Which of the following is not a Pythagorean triplet ?
  • (a) 3, 4, 5
  • (b) 6, 8, 10
  • (c) 5, 12, 13
  • (d) 2, 3, 4.
What is the value of 53 ÷ 52?
  • 25
  • 5
  • 1
  • 125
Convert 0.00045 to scientific notation.
  • 4.5 × 10-4
  • 45 × 10-5
  • 0.45 × 10-3
  • 4.5 × 10-5
Which of the following is a cube number?
  • 49
  • 36
  • 27
  • 16
What is the value of 62 + 23?
  • 38
  • 40
  • 36
  • 44
Which of the following is a perfect cube number?
  • 45
  • 50
  • 30
  • 64
A sheet of paper is 0.001 cm thick. After each fold, its thickness doubles. What is the thickness after 3 folds?
  • 0.008 cm
  • 0.010 cm
  • 0.006 cm
  • 0.004 cm
Folding a sheet 10 times multiplies its thickness by 1024. Which expression matches the thickness after 10 folds, starting from 0.001 cm?
  • 0.001 cm ×
  • 0.001 cm ×
  • 0.001 cm × 2 × 10
  • 0.001 cm +
Which part of is the base?
  • 9 is the base
  • 25 is the base
  • 4 is the base
  • 5 is the base
Which rule justifies simplifying as ?
  • Product rule: add exponents with same base
  • Quotient rule: subtract exponents of bases
  • Power rule: multiply exponents across bases
  • Zero rule: any nonzero base to power 0
0 h : 0 m : 1 s

Answered Not Answered Not Visited Correct : 0 Incorrect : 0