13, జులై 2014, ఆదివారం

Mallapragada's Mathematics - (7th standaard-4)

                                                                       

                                                                                
1.Solution of 5x + 5 = 15 is ………………..


2. 5x + 10 = K then x =……………………..


3. A number increased by 10 is represented as ……………….


4. Sum of two numbers is 30.  In one number is x then the other

    is ………….


5. Age of a son is 20 years what is the age after x years……


6. A quantity which divides L.H.S. of an equation ----the R.H.S.


7. L.H.S and R.H.S. of the equation 2(1/4x-4)=5(23-5) is  =…..


8. 3 times a number exceeds 30 by  3 How do you represent this ?............................


9. 3x + 30 = 5x – 10 then x ………………….


10. 5x + 8 = 5x – K then K =…….


11. the L.H.S. and R.H.S. of an equation are interchange then their values…………………….


12. Sum of the age of Ram and his father is 50if father’s age is 40, then Rama’s age is …………..


13. Twice of a number plus 10 is 100. Write simple equation for this ………………………


14. One and half  times a number 20 then the number is  ……….


15. In a triangle the three sides are x, 2x, x+3.  If  the perimeter is 30 m.  The largest side is …………………..


16. Angle ‘ a ‘ angle ‘ b ‘ are linear pair of angles . If angle A = 1000 Than angle ‘ b ‘ = ?


17. The length of a rectangle is 3 more than its breath. If the perimeter is 60m then its length is …………


18. After 10 years Rama’s age is 30 years.  What is his present age?
















Om Sri Ram        Om Sri Ram         Om Sri Ram 





1.Solution of 5x + 5 = 15 is …2…


2. 5x + 10 = K then x =…… (K-10)/5



3. A number increased by 10 is represented as …  10 + x



4. Sum of two numbers is 30.  In one number is x then the other

    is …30 - x



5. Age of a son is 20 years what is the age after x years…20 + x



6. A quantity which divides L.H.S. of an equation -Multiplies---the R.H.S.



7. L.H.S and R.H.S. of the equation 2(1/4x-4)=5(23-5) is  = Not Equal…..



8. 3 times a number exceeds 30 by  3 How do you represent this ?. 3x = 33....



9. 3x + 30 = 5x – 10 then x …= 20……………….


10. 5x + 8 = 5x – K then K =…-8



11. the L.H.S. and R.H.S. of an equation are interchange then their values… Remain the same….



12. Sum of the age of Ram and his father is 50if father’s age is 40, then Rama’s age is .10



13. Twice of a number plus 10 is 100. Write simple equation for this  2x + 10 =100



14. One and half  times a number 20 then the number is                

          X =40/3……….



15. In a triangle the three sides are x, 2x, x+3.  If  the perimeter is 23 m.  The largest side is …10m………………..



16. Angle ‘ a ‘ angle ‘ b ‘ are linear pair of angles . If angle A = 1000 Than angle ‘ b ‘ = 800


17. The length of a rectangle is 3 more than its breath. If the perimeter is 60m then its length is  [2(x+x-3)] =60,…4x-8=60, 17



18. After 10 years Rama’s age is 30 years.  What is his present

age?

Sol. X + 10 = 30, x = 40