# Quiz Discussion

What is the sum of the first 12 terms of an arithmetic progression if the first term is -19 and last term is 36?

Course Name: Quantitative Aptitude

• 1] 192
• 2] 230
• 3] 102
• 4] 214
##### Solution
No Solution Present Yet

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# Quiz
1
Discuss

What is the sum of the first 17 terms of an arithmetic progression if the first term is -20 and last term is 28?

• 1] 68
• 2] 156
• 3] 142
• 4] 242
##### Solution
2
Discuss

The 2nd and 8th term of an arithmetic progression are 17 and -1 respectively. What is the 14th term?

• 1] -22
• 2] -25
• 3] -19
• 4] -28
##### Solution
3
Discuss

The sum of first five multiples of 3 is:

• 1]

90

• 2]

72

• 3]

55

• 4]

45

##### Solution
4
Discuss

If S1 is the sum of an arithmetic progression of ‘n’ odd number of terms and S2 is the sum of the terms of the series in odd places, then $$\frac{{{S_1}}}{{{S_2}}}$$

• 1]

$$\frac{{2n}}{{n + 1}}$$

• 2]

$$\frac{n}{{n + 1}}$$

• 3]

$$\frac{{n + 1}}{{2n}}$$

• 4]

$$\frac{{n - 1}}{n}$$

##### Solution
5
Discuss

What is the sum of the first 9 terms of an arithmetic progression if the first term is 7 and last term is 55?

• 1] 219
• 2] 279
• 3] 231
• 4] 137
##### Solution
6
Discuss

The 3rd and 6th term of an arithmetic progression are 13 and -5 respectively. What is the 11th term?

• 1] -29
• 2] -41
• 3] -47
• 4] -35
##### Solution
7
Discuss

The nth term of an A.P., the sum of whose n terms is Sn, is

• 1] Sn + Sn - 1
• 2] Sn - Sn - 1
• 3] Sn + Sn + 1
• 4] Sn - Sn + 1
##### Solution
8
Discuss

A bacteria gives birth to two new bacteria in each second and the life span of each bacteria is 5 seconds. The process of the reproduction is continuous until the death of the bacteria. initially there is one newly born bacteria at time t = 0, the find the total number of live bacteria just after 10 seconds :

• 1]

$$\frac{{{3^{10}}}}{2}$$

• 2]

310 - 210

• 3]

243 × (35 -1)

• 4]

310 - 25

• 5]

None of these

##### Solution
9
Discuss

The first term of an Arithmetic Progression is 22 and the last term is -11. If the sum is 66, the number of terms in the sequence are:

• 1]

9

• 2]

10

• 3]

11

• 4]

12

##### Solution
10
Discuss

A piece of equipment cost a certain factory 6,00,000. If it depreciates in value, 15% the first year, 13.5% the next year, 12% the third year, and so on, what will be its value at the end of 10 years, all percentages applying to the original cost?

• 1] Rs. 2,00,000
• 2] Rs. 1,05,000
• 3] Rs. 4,05,000
• 4] Rs. 6,50,000
# Quiz