Answer:
"Variable interval" is the right solution.
Step-by-step explanation:
- A variable-interval timetable seems to be a fiber-reinforced routine where another sensitivity or reaction would be commended because an unanticipated or unstable transaction has taken place, which would be the exact reverse of either a fixed-interval routine.
- The whole such schedule results in a slow or predictable, fairly constant targeted respondents.
Answer:

or
5.32cm correct to 2 decimal places
Step-by-step explanation:
This is a right angled triangle from what I know so we have to apply pythagoras theorem.

we need to rearrange this to find a²


This can either be written as a fraction or decimal.

OR

correct to 2 decimal places
Answer:
D
Step-by-step explanation:
The answer is d, because a represents adults, and c represent children. It's $45 per adult, so $45a, and $30 per child, so $30c. a+c is equal to 10, because that's how many tickets were purchased. $45a+$30c=345, because $345 is the total amount spent on tickets.
Answer:
x>2
Step-by-step explanation:
Longer than two hours is >.
Answer:
1. 148
2. 17
Step-by-step explanation:
1. m<FEC + m<CED = m<FED
32 + m<CED = 180
m<CED = 180 - 32
m<CED = 148
2. m<CEA + m<AED = m<CED
(6x - 20) + (3x + 18) = 151
9x - 2 = 151
9x = 153
x = 17