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Quarter 1, Module 15 Summative Test
Quiz by Arjay Dometita
Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
​Two types of milk are chosen by a chocolate manufacturer in Marikina City. One type has 20% milkfat and another has 16% milkfat. Each type must be used to come up with 35 liters of 18% milkfat. Fill in the table with the missing information.
C. 0.02 ; 6.32
B. 0.2 ; 0.16
D. 0.20 ; 3.5
A. 20 ; 16
The sum of the ages of two sisters is 30, while the difference of their ages is –6. If x and y represent the age of each sister, which variable can be eliminated first?
Two types of milk are chosen by a chocolate manufacturer in Marikina City. One type has 20% milkfat and another has 16% milkfat. Each type must be used to come up with 35 liters of 18% milkfat. Fill in the table with the missing information.
Refer to Question #2. How many liters of 20% milkfat and 16% milkfat will make a total of 35 L?
Rose is starting a new business in Marikina Wet Market and invested ₱20,000 in two different bank accounts to secure her finances. The first account was at 4% rate, while the second was at 5%. At the end of the first year she earned ₱950. How much was invested in each rate?
A Science teacher needs to make 50mL of 20% acid solution. She has a 10% acid solution and a 30% acid solution. How many mL of each solution must she use?
Everyone is encouraged to disinfect using alcohol to avoid virus infection. But according to experts, pure alcohol may be harmful to our bodies. That is why mixtures of alcohol and water are important. Suppose a doctor has 20% alcohol solution (x) and 40% alcohol solution (y). He needs 20 Liters of 70% alcohol solution. Using systems of linear equations to solve the problem, what can be multiplied to x + y = 20 to eliminate x?
Many restaurants serve original Marikina dishes like Waknatoy and Everlasting. Suppose you and your friends would like to try these dishes, which cost a total of ₱200. If you have combined money of ₱1300 to spend for breakfast, how much would 5 Waknatoy and 7 Everlasting cost?
The world’s largest shoes can only be found in Marikina City. These shoes measuring 17 ft long and 8 ft wide surely need more people for regular cleaning. Three men and 4 women can clean the shoes for 7 minutes, while 4 men and 6 women can clean for 5 minutes. One man and one woman is represented by x and y. If one equation is given as 3x + 4y = 1 7 , which is the other equation for this system?
Refer to Question #8. If one man (x) can clean the shoes for 35 minutes, how many minutes is it for a woman to clean the shoes?
Jose and Juan are two school players doing warm up at Marikina Sports Center 400-m oval track. Jose started to jog at 3mph. Five minutes later, Juan jogged at 5mph at the same direction as Jose. They arrived at a certain part of the track at the same time, which took Juan to jog for 71 2 minutes. How many minutes did Jose jog?
