CAT Practice Question and Answer
8Q: If the HCF of 210 and 55 is expressible in the form of 210 x 5 + 55P, then value of P = ? 1725 05b5cc6c0e4d2b4197774dacb
5b5cc6c0e4d2b4197774dacb- 1-23false
- 227false
- 316false
- 4-19true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "-19"
Explanation :
Answer: D) -19 Explanation: HCF of 210 and 55 is 5 Now, 210x5 + 55P = 5 => 1050 + 55P = 5 => 55P = -1045 => P = -1045/55 => P = -19.
Q: Ramesh spent Rs. 38460 on the renovation of his home, Rs. 24468 on buying furniture and remaining 28% of the total amount he had as cash with him. What was the total amount ? 1725 05b5cc6c0e4d2b4197774db00
5b5cc6c0e4d2b4197774db00- 187400true
- 292520false
- 388470false
- 490150false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "87400"
Explanation :
Answer: A) 87400 Explanation: Let X be the total amount with Ramesh Given 28% of X = Cash remaining => Amount spent = 72% of X = 38460 + 24468 = 62928 => 72% of X = 62928 => X = ? => X = 87400
Q: Which of the following is not a Jovian planet? 1725 05b5cc69de4d2b4197774c94c
5b5cc69de4d2b4197774c94c- 1Jupiterfalse
- 2Earthtrue
- 3Saturnfalse
- 4Neptunefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Earth"
Explanation :
Answer: B) Earth Explanation: Earth is not a Jovian Planet as it is a Terrestrial planet. A planet designated as Jovian is hence a gas giant, composed primarily of hydrogen and helium gas with varying degrees of heavier elements. Within the Solar System, four Jovian planets exist – Jupiter, Saturn, Uranus, and Neptune. Though these planets vary in terms of size, mass, and composition, they all share certain characteristics that cause them to differ greatly from the terrestrial planets located in the inner Solar System.
Q: Statement: If the retired professors of the same institutes are also invited to deliberate on restructuring of the organization, their contribution may be beneficial to the institute. Course of action:a) Management may seek option of the employees before calling retired professors.b) Management should involve experienced people for the systematic restructuring of the organization. 1725 05b5cc720e4d2b4197774f5e5
5b5cc720e4d2b4197774f5e5- 1Only a followsfalse
- 2Neither a nor b followsfalse
- 3Both a & b followsfalse
- 4Only b followstrue
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Only b follows"
Explanation :
Answer: D) Only b follows Explanation: Valuable suggestion from the retired professors will be helpful for restructuring of an organisation. Hence, management should involve such experienced people. Seeking permission from the employees is not the right course of action.
Q: What is the systematic name of Mg(NO3)2? 1725 05b5cc6a2e4d2b4197774cb29
5b5cc6a2e4d2b4197774cb29- 1Manganese nitritefalse
- 2Magnesium nitritefalse
- 3Magnesium nitratetrue
- 4Manganese nitratefalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "Magnesium nitrate"
Explanation :
Answer: C) Magnesium nitrate Explanation: Mg(NO3)2 is Magnesium nitrate. In the case of Mg(NO3)2, the metal in the compound is magnesium (Mg), and the non-metal here is called the nitrate ion (NO3). This makes the name of the compound simply magnesium nitrate.
Q: Find the compound interest on Rs. 6,500 for 4 years if the rate of interest is 10% p.a. for the first 2 years and 20% per annum for the next 2 years? 1724 05b5cc6abe4d2b4197774cfe0
5b5cc6abe4d2b4197774cfe0- 1Rs. 3845false
- 2Rs. 4826true
- 3Rs. 5142false
- 4Rs. 4415false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Rs. 4826"
Explanation :
Answer: B) Rs. 4826 Explanation: We know the formula for calculating The compound interest C = P1 + r100n - 1 where P = amount, r = rate of interest, n = time Here P = 5000, r1 = 10, r2 = 20 Then C = 65001 + 101002 x 1 + 201002 - 1= 6500 x 18562500= 65 x 185625 C = Rs. 4826.
Q: The Hardest substance available on Earth is 1724 05b5cc6afe4d2b4197774d216
5b5cc6afe4d2b4197774d216- 1Diamondtrue
- 2Wurtzitefalse
- 3Platinumfalse
- 4Goldfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Diamond"
Explanation :
Answer: A) Diamond Explanation: Diamond is the hardest substance available on Earth. Diamond is the hardest substance available on Earth due to the giant molecular structure of diamond in which each carbon atom is covalently bonded to four other carbon atoms. A covalent bond is very strong and requires a large amount of energy to break itself, and diamond has many covalent bonds.
Q: Find the Next Number in the given number series? 3, 10.5, 36.75, 128.625, ? 1724 05b5cc6bae4d2b4197774d7a8
5b5cc6bae4d2b4197774d7a8- 1450.187true
- 2442.151false
- 3441.231false
- 4456.852false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "450.187"
Explanation :
Answer: A) 450.187 Explanation: Pattern is 3 3 x 3.5 = 10.5 10.5 x 3.5 = 36.75 36.75 x 3.5 = 128.625 128.625 x 3.5 = 450.187