kwizNET Subscribers, please login to turn off the Ads!
Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

High School Mathematics - 2
7.11 Graphical Representation of Solutions of Inequalities

Example 1: Solve 7x+3 < 5x+9
Solution: We have 7x+3 < 5x+9
2x < 6 or x < 3

Example 2: The marks obtained by a student in his exams are 62 and 48. What marks should he get in his next test to get an average of 60?
Solution: (62+8+x)/3 > = 60
x > = 70
Answer: The student must obtain a minimum of 70 marks to get an average of 60.



Q 1: (3x-4)/2 >= (x+1)/4 -1
Answer:

Q 2: A manufacturer has 6000 litres of a 12% solution of acid. How many litres of 30% acid solution must be added to it so that the acid content in the resulting mixture will be more than 15% but less than 18%?
120>x>300
120>x<300
120
Question 3: This question is available to subscribers only!

Question 4: This question is available to subscribers only!


Subscription to kwizNET Learning System offers the following benefits:

  • Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
  • Instant scoring of online quizzes
  • Progress tracking and award certificates to keep your student motivated
  • Unlimited practice with auto-generated 'WIZ MATH' quizzes
  • Child-friendly website with no advertisements
  • Choice of Math, English, Science, & Social Studies Curriculums
  • Excellent value for K-12 and ACT, SAT, & TOEFL Test Preparation
  • Get discount offers by sending an email to discounts@kwiznet.com

Quiz Timer