Related Questions

In a set of three numbers, the average of first two numbers is 2. The average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers ?
A 3
B 6
C 9
D 24
Rahim has invited his three buddies over to watch the basketball game on his wide-screen television. They are all hungry, but no one wants to leave to get food. Just as they are arguing about who should make the food run, a commercial comes on for a local pizzeria that delivers. The phone number flashes on the screen briefly and they all try to remember it. By the time Zachary grabs a pen and paper, each of them recollects a different number.i. All of the men agree that the first three numbers are 995.ii. Three of them agree that the fourth number is 9.iii. Three agree that the fifth number is 2.iv. Three agree that the sixth number is 6; three others agree that the seventh number is also 6.Which of the numbers is most likely the telephone number of the pizzeria?
A 995-9266
B 995-9336
C 995-9268
D 995-8266
In a set of 3 numbers, the average of first two numbers is 2, the average of the last two numbers is 3, and the average of the first and the last numbers is 4. What is the average of three numbers?
A 3
B 2
C 2.5
D 3.5
দুটি সংখ্যার অনুপাত ৪ঃ৭ প্রত্যেকটির সাথে ৪ যোগ করলে তাদের অনুপাত দাঁড়ায় ৩ঃ৫; ছোট সংখ্যাটি কত?
A ৩২
B ৫৬
C ৩৬
D ৬০
কঃখ =৩ঃ৫, খঃগ =৪ঃ৭, হলে, কঃগ = কত?
A ১০ঃ৩০
B ১২ঃ৩৫
C ১০ঃ৩৫
D ১০ঃ৩৪
তিনজনের মধ্যে ৭৫০ টাকা ৩ঃ৫ অনুপাতে ভাগ করে দিলে ভাগের টাকার অংশগুলো হবে-
A ১২০, ২৩০, ৪০০
B ১৩০, ২৮০, ৩৪০
C ১৫০, ২৫০, ৩৫০
D ২০০, ২৫০, ৩০০
Among four students sitting in a row, average age of last three students is 20 years and the average age of first three students is 21 years. If the age of first student is 26 years, then what is the age (in years) of the last student?
A 23
B 37
C 24
D 29
The average of nine numbers is 50. The average of the first five numbers is 54 and that of the last three numbers is 52. Then the sixth number is:
A 30
B 34
C 44
D 24
The average of nine numbers is 50. The average of the first five numbers is 54 and that of the last three numbers is 52. Then the sixth number is __
A 30
B 34
C 44
D 24
The average of 4 numbers is X. If the average of first 3 numbers is Y and the average of last 2 numbers i Z, what is the second number
A 4X - Y -Z
B 3Y -*2Z
C 3 Y+ 2Z -4X

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