MCC - Assessments - Day 10

The ratio between two numbers is 13:15 and their LCM is 39780. The numbers are:

• 2652 and 3060
• 2700 and 3200
• 2500 and 3000
• 2800 and 3100

The ratio of two numbers is 7:9 and their LCM is 1260. What are the two numbers?

• 350 and 450

• 560 and 720

• 490 and 630

• 420 and 540

The ratio of two numbers is 5:8 and their LCM is 240. What are the two numbers?

• 50 and 80

• 40 and 64

• 60 and 96

• 30 and 48

The ratio of two numbers is 11:13 and their LCM is 1430. What are the two numbers?

• 154 and 182

• 110 and 130

• 121 and 143

• 132 and 156

Sam can finish a task is 12 days, and Adam can finish it in 15 days. Calculate how much time together they will take to complete the same job?

• 10 days
• 5 days
• 8 days
• 6.67 days

Max and Samantha can together finish the project in 12 days. If Samantha alone takes 30 days to complete, then calculate the days in which Max will finish the project alone?

• 15
• 25
• 35
• 20

George and Victor can finish making a painting in 12 hours, Victor and Sam in 15 hours, Sam and George in 20 hours. Find in how many hours will they together finish the painting?

• 12 hours
• 16 hours
• 8 hours
• 10 hours

The average monthly income of A and B is Rs. 5050, that of B and C is Rs. 6250, and that of A and C is Rs. 5200. Calculate the monthly income of A.

• 6000
• 4500
• 3200
• 3800

The average age of Alice, Bob, and Mike three years ago was 35 years.  5 years back the average age of Bob and Mike is 20 years. Determine Alice’s present age.

• 50
• 45
• 60
• 58

Ravi buys a petrol at Rs. 7.50, Rs. 8, and Rs. 8.50 for 3 months. Calculate the approximately average cost per liter of petrol if he spends Rs. 4000 each month. 

• 7.50
• 7.98
• 8.25
• 8.75