5.2. A jojo tank holding 1000 litres of water has a slow leak. If 150 litres of water leaks every day for 5 days, how much water will be left in the tank after 5 days? (3)

\( \begin{array}{ll}\text { 1. } 5 \times \ldots=-40 & \text { 6.__ } \times(-13)=78 \\ \text { 2. }(-15) \times 17=\ldots & \text { 7. } 7 \times \ldots=-84 \\ \text { 3. } \_ \text {x } \times(-19)=228 & \text { 8. }(-33) \times=(-4)=\ldots \\ \text { 4. }(-9) \times \_=-99 & \text { 9.__ } \times 44=-308 \\ \text { 5.__ } \times 15=165 & \text { 10. }-25 \times \ldots=250\end{array} \)

Mark is buying black pens and blue pens. He wants to buy the same number of each. Black pens come in packs of 3 , and blue pens come in packs of 4 . What is the least number of each color Mark can buy?

Exercise 1 A. Directions: Analyze each problem and solve each problem. 1. One cold morning, the temperature was -4 degrees. The afternoon high temperature was 25 degrees warmer. What was the high temperature that day? 2. Ainno saved PhP2550.00 from his daily allowance. He spent PhP850.00 to buy a pair of jeans and PhP450.00 to buy a shirt. How much of his money was left? 3. Vivian's allowance was PhP50.00. She paid PhP20.00 for a GSP ticket. How much money did she left? 4. The temperature in a meat freezer was - 10 degrees, but the power went off and temperature rose 6 degrees. How cold was the freezer then? 5. A car is located 40 km north of Antipolo. If it travelled 35 km north then 45 km south, how far from Antipolo was the car at the end of its travel?

9. \( \frac{8}{15}+\frac{3}{5}= \)

Uchta taroqdan iborat to'plamning narxi 18600 so'm, beshta to'plam esa bundan 7200 so'm qimmatroq. Qaysi birida bitta taroq arzonroq bo'ladi?