Sophie sells birthday cards. She adds 30% profit to the cost price.
She sells the cards for £2.34 each.
She wants to increase her profit to 40% of
the cost price.
How much should she sell each card for?
I

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm

$119.20

step-by-step explanation:

$372.50 - 60% off is $149. $149-20% off is $119.20

step-by-step explanation:

given expression is .

now we need to simplify the given expression .

we know that square root is equivalent to the power 1/2. so that means we can take half of the exponents to get the square root of given expression.

expanding that will give a very very large number so let's keep answer in exponent form.

the answer would be  

a.

3: 1

step-by-step explanation: