## 7TH GRADE MATH WORKSHEET 12

7th grade math worksheet 12 :

Here we are going to see 10 practice questions of mixed topics. We have been preparing this set of questions in order to test how you understood the topics.

## Practice questions of mixed topics in 7th grade math

Question 1 :

The sum of the digits of a two digit number is 15 and if 9 is added to the number the digits are interchanged.Find the required number.

(A) 78               (B) 19           (C) 82

Need solution

Question 2 :

Two trains with a speed of 35km per hour and 28 km per hour respectively,starting at the same time, run in the opposite directions between two stations A and B, 315 km apart.Find where they will meet

(A) 180 km apart from A

(B) 130 km apart from A

(C) 175 km apart from A

Question 3 :

The sum of two number is 135 and are in the ratio 4:5.Find the required numbers.

(A) 80,95      (B) 60,75        (C) 30,35

Question 4 :

The sum of two numbers is 3000. If 8% of one number is equal to 12% of the other, find the numbers.

(A) 1800 and 1200

(B) 2240 and 2800

(C) 2700 and 3100

Question 5 :

Solve the following 2(6x-5) = (3x+2) + 6

(A) 2               (B) 5                (C) 3

Question 6 :

A chord of length 16 cm is drawn in a circle of radius 10 cm. Find the distance of the chord from the centre of the circle.

(A) 30 cm          (B) 25 cm        (C) 12 cm

Question 7 :

In the figure, O is the center of the circle, <ABO  =  30°, where A, B and C are points on the circle . What is the value of "x" ?

(A)  60°            (B)  100°             (C)  50°

Need solution

Question 8 :

The base of the parallelogram is twice the height.If the area is 578 find the base and height.

(A) Height = 10 cm and Base = 20 cm

(B) Height = 17cm and Base = 34 cm

(C) Height = 15 cm and Base = 10 cm

Question 9 :

The perimeter of a triangle field is 144 m and the ratio of the sides is 3:4:5.Find the area of the field.

(A) 318 m2           (B) 522 m2          (C) 864 m 2

Question 10 :

The circumference of a circle exceeds the diameter by 20 cm. Find the radius of the circle.

(A) 42/3           (B) 51/2          (C) 55/2

After having gone through the stuff given above, we hope that the students would have understood "7th grade math worksheet 12".

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WORD PROBLEMS

HCF and LCM  word problems

Word problems on simple equations

Word problems on linear equations

Algebra word problems

Word problems on trains

Area and perimeter word problems

Word problems on direct variation and inverse variation

Word problems on unit price

Word problems on unit rate

Word problems on comparing rates

Converting customary units word problems

Converting metric units word problems

Word problems on simple interest

Word problems on compound interest

Word problems on types of angles

Complementary and supplementary angles word problems

Double facts word problems

Trigonometry word problems

Percentage word problems

Profit and loss word problems

Markup and markdown word problems

Decimal word problems

Word problems on fractions

Word problems on mixed fractrions

One step equation word problems

Linear inequalities word problems

Ratio and proportion word problems

Time and work word problems

Word problems on sets and venn diagrams

Word problems on ages

Pythagorean theorem word problems

Percent of a number word problems

Word problems on constant speed

Word problems on average speed

Word problems on sum of the angles of a triangle is 180 degree

OTHER TOPICS

Profit and loss shortcuts

Percentage shortcuts

Times table shortcuts

Time, speed and distance shortcuts

Ratio and proportion shortcuts

Domain and range of rational functions

Domain and range of rational functions with holes

Graphing rational functions

Graphing rational functions with holes

Converting repeating decimals in to fractions

Decimal representation of rational numbers

Finding square root using long division

L.C.M method to solve time and work problems

Translating the word problems in to algebraic expressions

Remainder when 2 power 256 is divided by 17

Remainder when 17 power 23 is divided by 16

Sum of all three digit numbers divisible by 6

Sum of all three digit numbers divisible by 7

Sum of all three digit numbers divisible by 8

Sum of all three digit numbers formed using 1, 3, 4

Sum of all three four digit numbers formed with non zero digits

Sum of all three four digit numbers formed using 0, 1, 2, 3

Sum of all three four digit numbers formed using 1, 2, 5, 6