Question

... Stella uses the expression 0.40a, where a is the original attendance at a play, to find the reduced attendance at the next performance. Which is an equivalent expression?

Answer 1

The expression that is equivalent to 0.40a is $\frac 25a$

What are equivalent expressions?

Equivalent expressions are expressions that have equal values, when evaluated or simplified

The expression is given as:

0.40a

Rewrite the above expression as a fraction

$\frac 4{10}a$

Simplify the fraction

$\frac 25a$

Hence, an equivalent expression of 0.4a is $\frac 25a$

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