Alia buys three erasers that cost $0.50 each, two notebooks that cost $5.00 each, and six pencils that cost $0.75 each. which expression shows how much money alia spent on supplies?

erasers = 3 erasers times $0.50 each = $1.50

two notebooks= $5.00 for one notebook so it must be  answer :$10.00 for 2

six pencils= 1 = $0.75 so if you do   6 pencils times $0.75 =   $4.50

working out (adding)            so if you the add all the $ it will equal to   $16.00

$1.50

$10.00

4.50

=$16.00

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for this case we have that by definition, the surface area of a cylinder is given by:

where:

r: it is the radius of the cylinder

h: it is the height of the cylinder

we can also rewrite it as:

where:

la: it's the lateral area

ba: area of the base

option a