I know the basics of mathematics.....

Simplify the following algebraic expressions:

5a − (3b − 2a + 4c)

• 7a - 3b + 4c

• 7a - 3b - 4c

• 7a + 3b + 4c

Add the following:

7abc, −5abc, 9abc, −8abc

• -3abc

• 1abc

• 3abc

• 29abc

If x = 2 then the value of 3x - 5 + 2x - 5

• 7
• -1
• 10
• 0

Is 19,584 divisible by 9?

• Yes

• No

Tags

CCSS.6.NS.B.2

22 635 is divisible by

• 2 and 5

• 3 and 5

• 4 and 5

• 5 and 10

Tags

CCSS.6.NS.B.2

CCSS.6.NS.B.4

LCM of 2^2 × 3^2 × 11 and 2^4 × 3 × 7 is ...

• 2^2 × 3

• 2^4 × 3^2

• 2^2 × 3 × 7 × 11

• 2^4 × 3^2 × 7 × 11

HCF of 42, 66, 78 is...

• 2

• 2 × 3

• 2 × 3 × 7

• 2 × 3 × 7 × 11 × 13

Simplify:
(5ab²)²

• 25a²b⁴
• 10a²b⁴
• 5a²b⁴
• 25ab²

Which number is the BASE?
2³ = 8

• 2
• 3
• 8

Express each of the following numbers using exponential notation: 3125

• 5³

• 5⁸

• 5⁵