সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
After taking 30 socks out of the washing machine, Shamim noticed that the ratio of blue socks to brown socks to black shoks was 2 : 3 : 5. How many black socks were in the washing machine?
After taking 30 socks out of the washing machine, Shamim noticed that the ratio of blue socks to brown socks to black shoks was 2 : 3 : 5. How many black socks were in the washing machine?
- ক. 21
- খ. 15
- গ. 9
- ঘ. 6
সঠিক উত্তরঃ 15
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Divide Rs.5625 among A, B and C so that A receive 1/2 as much as B & C and B 1/4 of what A and C together receive?
- Taka 1105 was divided between A, B and C. The amount of money received by A & B were in the ratio 1 : 2. The amount of money received by B & C were in the ratio 3 : 4. How much money did A receive?
- A certain 90-miles trip took 2 hours. Exactly 1/3 rd of the distance was traveled by rail and this part of the trip took 1/5 th of the travel time. What was the average rate in miles per hour of the rail promotion trip?
- On a shipping trip, Karim spent 1/3 of his money for a jaket and another Tk.5 for a hat. If he still had 1/2 of his money left, how much money did he save originally?
- 35% of Tahia's income is equal to 25% of Noria's income. The ratio of their income is--
There are no comments yet.
Subject
Topic
Ratio, Proportion and Partnership