Practice Question and Answer
8Q: A Certain sum of money an amounts to Rs 2500 in a span Of 5 years and further to Rs.3000 in a span of 7 years at simple interest The sum is ? 3922 05b5cc73de4d2b4197774f972
5b5cc73de4d2b4197774f972- 1Rs. 1800false
- 2Rs. 2000false
- 3Rs. 1400false
- 4Rs. 1250true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Rs. 1250"
Explanation :
Answer: D) Rs. 1250 Explanation: 2500 in 5th year and 3000 in 7th year So in between 2 years Rs. 500 is increased => for a year 500/2 = 250So, per year it is increasing Rs.250 then in 5 years => 250 x 5 = 1250Hence, the initial amount must be 2500 - 1250 = Rs. 1250
Q: Khetri Belt of Rajasthan State is famous for -
3921 05d85d820d0d7a00e4ecb4d56
5d85d820d0d7a00e4ecb4d56- 1Copper miningtrue
- 2Gold miningfalse
- 3Mica miningfalse
- 4Iron ore miningfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Copper mining"
Q: Minimum number of straight lines required to form the below figure ? 3918 05b5cc76fe4d2b4197774ff2b
5b5cc76fe4d2b4197774ff2b- 118false
- 217false
- 314true
- 416false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "14"
Explanation :
Answer: C) 14 Explanation: The given figure can be labelled as shown : The horizontal lines are AK, BJ, CI, DH and EG i.e. 5 in number.The vertical lines are AE, LF and KG i.e. 3 in number.The slanting lines are LC, CF, FI, LI, EK and AG i.e. 6 in number.Thus, there are 5 + 3 + 6 = 14 straight lines in the figure.
Q: 'जैसी बहे बयार पीठ तब तैसी दीजे' लोकोक्ति का अर्थ है -
3917 06390959d51489f1da5f4207c
6390959d51489f1da5f4207c- 1राजनीति में दलबदल करते रहना चाहिए।false
- 2ऐसा काम करना चाहिए, जिससे संकट में न फँसा जाए।false
- 3समय का रूख देखकर काम करना चाहिए।true
- 4पवन की तरह कभी शीतल और कभी उष्ण होना।false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "समय का रूख देखकर काम करना चाहिए।"
Q: The chemical name of baking soda is
3916 05db92b1aaec31117bb89192b
5db92b1aaec31117bb89192b- 1Sodium carbonatefalse
- 2Sodium bicarbonatetrue
- 3Sodium chloridefalse
- 4Sodium nitratefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Sodium bicarbonate"
Q: If a,b,c,d,e,f,g are seven consecutive odd number, their average is
3916 05e84259241a4013349c11af8
5e84259241a4013349c11af8- 1(a+6)true
- 2(abcdefg/7)false
- 3(a+b+c+d+e+f+g)/7false
- 4None of thesefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "(a+6)"
Q: A bank offers 15 % compound interest per half-year. A customer deposits Rs 2400 each on 1 January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest is –
3916 05dd63ca17780ee35515b292a
5dd63ca17780ee35515b292a- 1Rs. 2268false
- 2Rs. 1134true
- 3Rs. 567false
- 4Rs. 283false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Rs. 1134 "
Q: Telephone was invented by
3915 15fa1120333d1d86b9ab7244c
5fa1120333d1d86b9ab7244c- 1Alexander Graham Belltrue
- 2J.L. Bairdfalse
- 3Stevensonfalse
- 4Newtonfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Alexander Graham Bell"
Explanation :
The telephone was invented by Alexander Graham Bell. The correct answer is (A) Alexander Graham Bell. Bell is widely recognized for his pioneering work in the development of the telephone, and he received the first US patent for the invention of the telephone in 1876.