You are planning to purchase ten pencils of type A which cost a total of $14.00 and five pencils of type B which cost $15.00. A) what is the price unit of each type per pencils? B) which is a better buy?

A.1 type A pencil costs $1.40. 1 type B pencil costs $3.00.

B. Type A pencils are a better buy.

Step-by-step explanation:

A.14.0 divided by 10 is 1.4. 15.0 divided by 5 is 3.

B. 10 type b pencils cost $30.00. 10 type a pencils cost less, only $14.00, so it is a better buy. Hope this helped!

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.

answer: the answer is 30 miles per hour.

ft/s -> mphmph = ft/s 1.466667mph = 44 divided by 1.466667mph = 30.00000

- r3ktforgood ☕