20 Question
Mrs Holland wants to paint her garage wall.
The wall measures
6 ſm by 31m
Each can of paint covers 5m2
Each can costs £7.50
How much will it cost Mrs Holland to paint her garage wall?

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

Abcd is reflected across the x- axis, then rotated 90 clockwise about the orgin, and finally reflected across the line y= x to form a’ b’ c’ .

Based on the diagrams, what is the value of x?