orgie had her roof repaired. was charged an extra \( 2 \cdot 5 \% \) for late payment. had to pay a total of \( £ 977 \cdot 85 \). culate how much she would have saved if she had paid on time.

\( z \) is a complex number such that \( \operatorname{Re}(z) \geq 0 \) and \( \operatorname{lm}(z)<0 \). State the possible values of \( { }^{\text {arg }(z)} \) and \( |z| \).

What is the LCM of 15 and 20 ? \( \begin{array}{llll}415 & \text { B } 20 & \text { C } 60 & \text { D } 45\end{array} \)

c. \( y=7.5 x+15.5 \)

7. Show how the Distributive Property can make the arithmetic simpler in the following problems \( \begin{array}{ll}\text { a. } 3 \cdot(50.15) & \text { b. } 5(108)\end{array} \)

Multiple Choice 1 point Which of these is NOT caused by a Coronavirus? MERS COVID-19 The common flu SARS