Assignment no 04
Do the following questions of exercise-->12A ( Q2, Q4, Q6, Q8, Q10 and Q14 )
Date of submission :- 29.10.2018
Friday, 26 October 2018
TEST_26.10.2018
DASS AND BROWN WORLD SCHOOL
Class
VII Mathematics M.M-12
Test of Assignment 03
Q1.Hema
bought two pairs of jeans for Rs 1450 each.
She sold one of them at a gain of 8% and the
other at
a loss of 4% . Find her gain or loss percent in
the
whole transaction ?
Q2.The age of Rajan and Karan are in the ratio
5:4 .
3 years hence , the ratio of their ages will be
11:10 .
Find their present ages.
Q3.Simplify ( 3x2 –3x+8) ( x–2) – ( x2
– 3x+6) ( x – 4)
Q4.Ajay earns Rs 64000 per month. He spends
of his
of his
income on food : 
of the
remainder on house rent
of the
remainder on house rent
and
of the
remainder on the education of
of the
remainder on the education of
children. How much is still left with him ?
******Date of test 26.10.2018********
Thursday, 18 October 2018
ASSIGNMENT 03_18.10.2018
DASS AND BROWN WORLD SCHOOL
Class VII ASSIGNMENT NO -03 (18.10.2018)
Q1.Harish sold a bicycle at 8% gain . Had it been sold for Rs
375 more , the gain would have been
14% . Find the cost price of the bicycle.
Q2.Luxmi sold two sarees for Rs 1980 each. One one , she lost
10% , while on the other she
gained 10% .Find the gain or loss percent in the whole transaction.
Q3.On reducing the value of a chair 6% it becomes Rs 658 .
Find the original value of the
chair.
Q4.Out of her total monthly salary. Tanvy spends 30% on house
rent and 60% of the rest on
household expenditure. If she saves Rs 10500 , what is her total monthly
salary?
Q5.A’s income is 60% more than that of B . By what percent is
B’s income less than A’s?
Q6.Amit earns Rs 32000 per month . He spends
of his income of food :of the remainder
on house rent and
of the remainder on the education of children. How
much is still left with him ?
Q7.Mr. Ajay bought 35.5 litres of refined oil for Rs 3367.50
. Find its cost per litre
Q8.By what number should ( -25)-1be divided to get
(-6)-1 ?
Q9.Simplify
( 4x2+5x-7) ( x-1) –( x2-2x+3)
( x+4)
Q10.The age of Amit and Sumit are in the ratio 7:5 . Ten year
hence, the ratio of their ages
will be 9:7 . Find their present ages.
Date of
submission :- 22.10.2018
Saturday, 13 October 2018
ASSIGNMENT 02_13.10.2018
Assignment 02
Do Q1 to Q8 ( Test paper - 10 , page no 151 )
Chapter - 10
Date of submission- 15.10.2018
Saturday, 6 October 2018
ASSIGNMENT 01_06.10.2018
ASSIGNMENT
01_06.10.2018
Q1.A certain school has 120 teachers. If this constitutes 30% of
its workforce, find the number of
employees in the school.
Q2.Rachael gets 94 marks in her exams. These are 47% of the
total marks. Find the maximum number of
marks.
Q3.Ron scored 20 out of 25 marks in English, 30
out of 40 marks in Science and 68 out
of 80 marks in mathematics. In which subject his percentage of marks is
best?
Q4.A obtained 65%
score in an exam with 520 marks. If B gets 464 marks in same exam, find the percentage
obtained by B.
Q5.Simplify 35
+ [ 320 –{15 + 3– (8 of 3 + 9– 6 x 3)}]
Q6. Simplify 175 – (– 134 ) – (– 150 ) + (– 51 ) + (– 1 ) – (– 15 ) + 178 = ?
Date of submission :- 08.10.2018
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