Li needs 15 pieces of string each 1/2 of a inch long. she cut a 6-inch piece of string long . how many more pieces of string does she need ?

3 pieces of string.

Step-by-step explanation:

Given: Li needs 15 pieces of string each 1/2 inch long.

Thus, total string required by Li

As she cut a 6-inch piece of string .

So the length of string she needs

Since, each piece of string has length 1/2 inch or 0.5 inch, then the number of pieces she need

Hence, she need 3 pieces of string.

f(x)=4

step-by-step explanation: