All swimming equipment is on sale with a 35% discount. a snorkeling set regularly sells for $60. find the discount.
a. $44.44
b. $39
c. $21
d. $81

$21

Step-by-step explanation:

Given : All swimming equipment is on sale with a 35% discount. a snorkeling set regularly sells for $60.

To Find: find the discount

Solution:

Cost of snorkeling set  = $60

Discount % = 35%

So, Discount =

                       =

                       =

Hence the discount is $21

So, Option C is correct.                                        

4sqrt5

step-by-step explanation:

the base has dimensions of 8 x 4, so the diagonal is 64 + 16 square rooted or 4sqrt5.

answer:

it is general formula that is used to write value to its excet position

a11 a12 a13

a21 a22 a23

it is the example of order 2 by 3 matrix in this

a11 means value occur in 1 st row 1st column

a12 means value occurs in 1st row 2nd column

a13 means value occur in 1st row and 3rd column

a21 means value occurs in 2nd row and 1st column

a22 means value occurs in 2nd row and in 2nd column

a23 means value occurs in 2nd row and in 3rd column