ixambee.com
New RBI Grade B 2025 Notification will come Soon! Enroll Here

    • My Home
      • Dashboard
      • My Account
      • My Courses
      • My Performance
      • Packages
      • Logout
    • youtube Free Videos
      Youtube VideosLive Classes RBI Grade BLive Classes SEBI Grade ALive Classes IBPS PO & RRB
    • Previous Year Paper
    • Exams
    • Online Course
    • Free Mock Test
    • General Awareness
    • Daily Practice
    • All Courses
    • Private Jobs New
    • Testimonials
    ixambee mentorbee
    1. Home
    2. Questions
    3. Quantitative Aptitude
    4. Average
    5. The average of 13 numbers is 10.The average of first 6 numbers is 8 and that of the last 6 numbers i

    Question

    The average of 13 numbers is 10.The average of first 6

    numbers is 8 and that of the last 6 numbers is 10. What will be the 13th number?
    A 30 Correct Answer Incorrect Answer
    B 26 Correct Answer Incorrect Answer
    C 42 Correct Answer Incorrect Answer
    D 22 Correct Answer Incorrect Answer

    Solution

    Sum of 13 numbers = 13 ×10 = 130 Sum of first 6 numbers = 6×8 = 48 Sum of last 6 numbers = 6×10 = 60 Therefore, 13thnumber = 130 – (48 + 60) = 22

    Practice Next
      More Average Questions
    • Which of the following is a water-soluble vitamin?

    • What is the acceleration of an object if it starts from rest and reaches a speed of 20 m/s in 5 seconds?

    • A person is hurt on kicking a stone due to –

    • Who is known the father of modern chemistry?

    • Overconsumption of which nutrient is most directly linked to obesity?

    • Which of the following two chemical reactions are involved in the corrosion of the iron metal?

    • A metal surface has a threshold frequency of 4.0 × 10¹⁴ Hz.  When light of frequency 9.0 × 10¹⁴ Hz  is incident on it, what is the stopping p...

    • Which of the following elements have the lowest and highest boiling point in the Periodic table?

    • What is the name of the protein digesting enzyme released by the gastric glands?

    Relevant for Exams:

    • FCI Assistant Grade 3
    • Coal India Management Trainee
    • Coal India MT Legal

    Please Register/Login to Download Question

    I Pledged to:

    Please Enter Details

    call-back
    Please enter Name We'll never share your email with anyone else.
    Please enter Correct Mobile Number We'll never share your email with anyone else.

    Thank You

    +91-9205524028 Available Mon-Sat (10 AM to 7 PM)

    [email protected]

    © ATOZLEARN EDUTECH PRIVATE LIMITED All rights reserved.

    Update Address

    Please enter complete address
    Please enter pincode
    Please enter State
    Please enter City

    Download the app

    ×
    QR Code
    Get Started with ixamBee

    Start learning 50% faster. Sign in now

    Please enter Mobile Number or Email Please enter valid Mobile Number or Email
    Please enter Mobile Number Please enter valid Mobile Number
    Email id already Exists Please Enter valid Email Address
    Please enter Mobile Number or Email Please enter valid Mobile Number or Email
    Mobile Number id already Exists Please Enter valid Mobile Number
    Please enter valid OTP Mail sent on your email

    Get Started with ixamBee

    Start learning 50% faster. Sign in now
    -->