NCO Cyber Olympiad (SOF) Class 10: Questions 168  172 of 461
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Question number: 168
» Mental Ability » Basic Arithmetic
Question
If A stands for add
B for subtract
C for multiply and
D for divide, then what does 9 D 3 C 5 B 6 stand for?
Choices
Choice (4)  Response  

a.  8 

b.  11 

c.  9 

d.  6 

Question number: 169
» Mental Ability » Basic Algebra
Question
Divide Rs. 2090 into three parts in such a way that half of the first part, onethird of the second part and onesixth of the third part are equal. The 1^{st}, 2^{nd}, 3^{rd} parts are respectively.
Choices
Choice (4)  Response  

a.  320 Rs. , 570 Rs. , 1140 Rs. 

b.  1140 Rs. , 570 Rs. , 380 Rs. 

c.  570 Rs. , 1140 Rs. , 380 Rs. 

d.  380 Rs. , 570 Rs. , 1140 Rs. 

Question number: 170
» Mental Ability » Basic Algebra
Question
The sum of the squares of two consecutive even integers is 164. Find the integers.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 171
» Mental Ability » Basic Geometry
Question
A rectangle has the following sides. If one side must have an odd integer length then the perimeter is
Choices
Choice (4)  Response  

a.  62 

b.  31 

c.  32 

d.  124 

Question number: 172
» Mental Ability » Basic Arithmetic
Question
Two girls agree to go on a road trip together. They travel km on the first day. On the second day they travel 4 km more than half of the distance they travelled on the first day. On the third day they drove 2 times as far as they did on the second day. If they drove a total of 8000 km, the value of x is
Choices
Choice (4)  Response  

a.  3191.6 

b.  3911.3 

c.  1139.2 

d.  9131.8 
