সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
The average of 20, 70 and x is 40. If the average of 20, 70, x and y is 50, then y =?
The average of 20, 70 and x is 40. If the average of 20, 70, x and y is 50, then y =?
- ক. 100
- খ. 80
- গ. 70
- ঘ. 60
সঠিক উত্তরঃ 80
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- If 3a +5b = 10 and 5a + 3b = 30, what is the average (arithmetic mean) of a and b?
- Karim, Rahim, Ram & Shyam have the following probabilities of passing the admission test 20%, 30%, 25% and 50% respectively. What is the probability of Karim, Rahim and Shyam will pass the test?
- Jamil's average score in 4 tests was 80 out of a possible 100. If his scores in 2 of the tests were 65 and 70, what is the lowest that either of his other scores could have been?
- The average temperature on Wednesday,Thursday and Friday was 25°c. The average temperature on Thursday, Friday and Saturday was 24°c. If the temperature on saterday was 27°c, what was the temperature on Wednesday?
- The average of 6 numbers is 25. If 3 more numbers with an average of 22 are added to these numbers, what will be the average of the combined 9 numbers?
There are no comments yet.