 # Math Olympiad Grade 4 Algebraic Expressions & Equations Test-4

Algebraic Expressions & Equations Worksheet-4

1. n cubed can be written as _____.

A. n2                    B. n3                    C. n × 3              D. n + 3 + 3 + 3

1. Product of a number n, and 7 is 21. How do you write this as an equation?

A. 7 × n = 21     B. 21 × n = 7     C. n + 7 = 21     D. 7 = 21/n

1. How do you write the following statement as an equation?

y increased by 6

A. 6 × y               B. y + 6 = 6       C. 6 = y               D. y + 6

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1. The product of two numbers is 96. If one of the numbers is 6, what is the other number?

A. 15                    B. 576                 C. 16                    D. 90

1. Manisha picked a few apples from a farm. Karina picked 8 more apples than Manisha. If Manisha and Karina picked 20 apples altogether, how many apples did Manisha pick?

A. 12                    B. 14                    C. 10                   D. 6

Answer Keys

(1)–B; (2)–A; (3)–D; (4)–C; (5)–D 