Basic Mathematics (KVPY (Kishore Vaigyanik Protsahan Yojana) StreamSA (Class 11) Math): Questions 118  124 of 164
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Question number: 118
» Basic Mathematics » Geometry » Circle and Properties
Question
The lengths of two parallel chords of a circle are 8 cm and 6 cm. If the smaller chord is at distance 4 cm from the centre, then the distance of the other chord from the centre is –
Choices
Choice (4)  Response  

a.  3 

b.  5 

c.  4 

d.  2 

Question number: 119
» Basic Mathematics » Algebra » Simplifying Expressions
Question
For which, statement: “is prime” is not true?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 120
» Basic Mathematics » Arithmetic » Rates, Speeds and Unitary Method
Question
12 women can complete a work in 5 days and 12 children take 10 days to complete a work. How many days will 3 women and 6 children take to complete the work?
Choices
Choice (4)  Response  

a.  12 

b.  8 

c.  9 

d.  10 

Question number: 121
» Basic Mathematics » Arithmetic » Simplifying Expressions
Question
If α is the root of then other root β is –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All a. , b. and c. are correct 

Question number: 122
» Basic Mathematics » Arithmetic » Number Games
Question
If, than value of x is –
Choices
Choice (4)  Response  

a.  2 

b.  3 

c. 


d. 


Question number: 123
» Basic Mathematics » Arithmetic » Number Games
Question
The least positive integer n from which is –
Choices
Choice (4)  Response  

a.  15 

b.  16 

c.  17 

d.  18 

Question number: 124
» Basic Mathematics » Arithmetic » Rates, Speeds and Unitary Method
Question
A ladder 8 cm long is leading against a wall. The bottom of the ladder is pulled along the ground, away from the wall, at the rate of 2 cm/sec. How fast is its height on the wall decreasing when the foot of the ladder is 3 cm away from the wall?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

