Caleb bought groceries and paid \$1.60$1.60dollar sign, 1, point, 60 in sales tax. the sales tax rate is 2.5\%2.5%2, point, 5, percent.

The cost of the groceries is $64 and Caled paid in total $65.60 including the sales tax.

Solution:

Sales tax: $1.60

Sales tax rate: 2.5%

Using a rule of three:

If $1.60 represents 2.5%

     x     represents 100%

x=($1.60)(100%)/(2.5%)

x=$64

The groceries cost $64

Caleb paid in total=$64 (Cost of the groceries) + $1.60 (sales tax)

Caleb paid in total=$65.60

The price of Caleb's groceries, before tax, is $64.

Given

Total paid amount = $1.6

Sales tax rate: 2.5%

Percentage calculation is determined by multiplying by 100 to get a number or fraction.

Let, the price of groceries be x.

If Caleb paid 2.5 of sale tax, That means he must have paid 2.5 % of x.

Therefore,

The price of Caleb's groceries, before tax, is;

Hence, The price of Caleb's groceries, before tax, is $64.

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step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b

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step-by-step explanation: