1
COMEDK 2024 Evening Shift
MCQ (Single Correct Answer)
+1
-0

A number consists of three digits in geometric progression. The sum of the right hand and left hand digits exceeds twice the middle digit by 1 and the sum of left hand and middle digits is two third of the sum of the middle and right hand digits. Then the sum of digits of number is

A
$$\frac{1}{4}$$
B
19
C
469
D
109
2
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

A geometric progression consists of an even number of terms. If the sum of all the terms is 5 times the sum of the terms occupying odd places, then the common ratio of the G.P is

A
3
B
2
C
5
D
4
3
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Given $$a, b, c$$ are three unequal numbers such that $$\mathrm{b}$$ is arithmetic mean of $$a$$ and $$c$$ and $$(b-a),(c-b), a$$ are in geometric progression. Then $$a: b: c$$ is

A
$$2: 3: 5$$
B
$$1: 2: 4$$
C
$$1: 2: 3$$
D
$$1: 3: 5$$
4
COMEDK 2024 Morning Shift
MCQ (Single Correct Answer)
+1
-0

$$ (32) \times(32)^{\frac{1}{6}} \times(32)^{\frac{1}{36}} \times-----\infty \text { is equal to } $$

A
16
B
32
C
0
D
64
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