Teacher: "Who can tell me what 7 times 6 is?"
Student: "It's 42!"
Teacher: "Very good! - And who can tell me what 6 times 7 is?"
Same student: "It's 24!"
Teacher, I can't solve this problem.
Any five year old should be able to solve this one.
No wonder I can't do it then, I'm nearly ten !
Saturday, September 26, 2009
Friday, September 25, 2009
PRACTICE FOR STD 8
1)The angles of a triangle are in the ratio 5 : 3 : 1. Find each angle
2)Find third proportional to 27 and
3)Find the Square root of 24.817 correct to two decimal places.
4)Arun is twice as old as John. 10 years ago Arun was four times as old as John. Find their present age.
5)A man divided Rs. 60,000 among his wife, son and daughter. Wife got 20% , son
got 45% and the rest was given to the daughter. Find the amount each obtained.
2)Find third proportional to 27 and
3)Find the Square root of 24.817 correct to two decimal places.
4)Arun is twice as old as John. 10 years ago Arun was four times as old as John. Find their present age.
5)A man divided Rs. 60,000 among his wife, son and daughter. Wife got 20% , son
got 45% and the rest was given to the daughter. Find the amount each obtained.
Sunday, September 20, 2009
STUDENT HUMOUR
The teacher came up with a good problem. "Suppose," she asked the second-graders, "there were a dozen sheep and six of them jumped over a fence. How many would be left?"
"None," answered little Norman.
"None? Norman, you don't know your arithmetic."
"Teacher, you don't know your sheep. When one goes, they all go!"
"None," answered little Norman.
"None? Norman, you don't know your arithmetic."
"Teacher, you don't know your sheep. When one goes, they all go!"
DID YOU KNOW ??
Fun Fact
The arctic tern flies from the North Pole to the South Pole and back again every year.
The arctic tern flies from the North Pole to the South Pole and back again every year.
A BRAIN TEASER
there are 7 girls in the bus,
each girl has 7 bags,
each bag has 7 BIG cats,
each BIG cat has 7 SMALL cats,
each cat has 4 legs!
now the test: how many legs are there in the bus?
each girl has 7 bags,
each bag has 7 BIG cats,
each BIG cat has 7 SMALL cats,
each cat has 4 legs!
now the test: how many legs are there in the bus?
PRACTICE FOR STD. 7
SECTION A
Find the square root of 24336 by the prime factor method.
Divide: (27a3 – 8b3) by (3a – 2b)
Find the product of : (5x + 2) (x – 3)
SECTION B
FIND THE SUM OF
1) 2x ; 8x ; x
2) 4ab ; 12 ab ; ab
3) – x ; 7x
4) – x 2 ; 12 x 2
5) 4x – 3y ; 9x – 2y
Find the square root of 24336 by the prime factor method.
Divide: (27a3 – 8b3) by (3a – 2b)
Find the product of : (5x + 2) (x – 3)
SECTION B
FIND THE SUM OF
1) 2x ; 8x ; x
2) 4ab ; 12 ab ; ab
3) – x ; 7x
4) – x 2 ; 12 x 2
5) 4x – 3y ; 9x – 2y
Practice set for Std. 8
1). Find the least number which must be multiplied to 5292 to get a perfect square
2) If A : B = 3 : 4 and B : C = 6 : 11, Find A : B :
3) Find x in the following proportion
55 : 70 : : 11 : x
4) 30 is 16 2/3 % of a number. Find the number
5)The supplement of an angle is 10 0 more than three times of its complement
Find the angle
2) If A : B = 3 : 4 and B : C = 6 : 11, Find A : B :
3) Find x in the following proportion
55 : 70 : : 11 : x
4) 30 is 16 2/3 % of a number. Find the number
5)The supplement of an angle is 10 0 more than three times of its complement
Find the angle
Subscribe to:
Posts (Atom)