Question

*MCQS*
1. IF HCF (26,169)=13,then LCM 36,169)=
A 26
B 52
C 338
D 13

2. The decimal expansion of rational number 14587 / 1250 will terminate after
A. 1 decimal place
B. 2 decimal place
C. 3 decimal place
D. 4 decimal place

3. If the LCM of a and 18 is 36 and the HCF of a and 18 is 2 then a=?
A. 2
B. 3
C. 4
D. 1

4. If two positive integers a and b are expressible in the form of a = pq² and b= p³q,then LCM ( a,b) is
A. pq
B. p³q³
C. P³q²
D. p²q²

5. If HCF of 144 and 180 is expressed in the form of 13 m - 3 then value of m is
A. 4
B. 7
C. 3
D. none of these

6.On MG road three consecutive traffic lights change after 36, 42 and 72 seconds if the light our first switched on at 9 a.m. at what time will they change simultaneously
A. 9:10:33
B. 9:08:24
C. 9:08:45
D. None of these

7. The HCF of two numbers is 145 and their LCM is 2175 if one number is 725, find the other number
A. 433
B. 521
C. 435
D. 356

8. The decimal expansion of the rational number
43/2⁴.5³ is
A. 0.0732
B. 0.0175
C. 0.1342
D. 0.0125​

Answer 1

Answer:

I AM ONLY TRY 1st QUESTION

Step-by-step explanation:

1st Answer 338

HOPE ITS HELPFUL