Question
If the average age of "Ava," "Bella," and "Cara" is 30 years, and the ratio of their ages is 5:7:3, what is the age of "Cara"?
More HCF and LCM Questions
- Two numbers are in the ratio of 4:5, respectively. If their HCF is 18, then find their LCM.
- The HCF of two numbers is 18. If their product is 5832, then how many such pairs exist?
- Two numbers are in the ratio 2:8. The product of their H.C.F. and L.C.M. is 3600. The sum of the numbers is:
- If the product of two numbers is 180 and their HCF is 6, find the LCM of those two numbers.
- The HCF of two numbers 144 and 2160 is:
- Three numbers a, b and c are co-prime to each other such that ab = 78 and bc = 65. Find the value of (a + b + c).
- Find the greatest number which when divide 49,145 & 241 leave a same remainder 1 in each case?
- The greatest number of four digits which when divided by 7, 9, 11 leave remainders 5, 7, 9 respectively is:
- Find the greatest 4-digit number which is exactly divisible by both 15 and 21.
- A car moves 144 km in 4 hours. The bike goes 1.5 m/s slower than the car. What distance (in metres) does the bike cover in 6 minutes 20 seconds?
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