Question 60: Multiply by 0.01

 

Question 60: Multiply by 0.01

Q60: 140.75×0.01=?140.75 \times 0.01 = ?

Options:
(a) 140.75
(b) 14000.75
(c) 1.4075
(d) 0.14075

📝 Step 1: Understand multiplication by 0.01

Multiplying by 0.01 is the same as dividing by 100.

140.75×0.01=140.75100140.75 \times 0.01 = \frac{140.75}{100}

📝 Step 2: Move the decimal

  • Decimal moves 2 places to the left (because 0.01 = 1/100):

140.75→1.4075140.75 \rightarrow 1.4075

✅ Step 3: Answer

Answer: (c) 1.4075 ✅

💡 Quick Tip

  • Multiplying by 0.1 → move decimal 1 place left

  • Multiplying by 0.01 → move decimal 2 places left

  • Multiplying by 0.001 → move decimal 3 places left

Comments

Post a Comment

Popular posts from this blog

JNVST 2026 Class 6 Exam Pattern, Syllabus & Preparation Tips

  🏫 JNVST 2026 Class 6 Exam Pattern, Syllabus & Preparation Tips Meta Title: JNVST 2026 Class 6 Exam Pattern & Syllabus – Topics, Marks, and Preparation Tips Meta Description: Learn about the Jawahar Navodaya Vidyalaya Selection Test (JNVST) 2026 Class 6 exam pattern, subject-wise syllabus, marking scheme, and smart preparation tips for success. Focus Keywords: JNVST 2026, Navodaya Class 6 Exam Pattern, JNV Syllabus 2026, JNVST Preparation Tips, Navodaya Vidyalaya Admission 2026 Introduction The Jawahar Navodaya Vidyalaya Selection Test (JNVST) is conducted every year for admission to Class 6 in Jawahar Navodaya Vidyalayas (JNVs) across India. The exam tests a student’s mental ability, arithmetic, and language skills , and is based on the Class V NCERT syllabus . If you are planning to appear for JNVST 2026 , here’s the complete exam pattern, syllabus, and preparation strategy to help you score well. JNVST 2026 Exam Pattern for Class 6 Subject No. of Quest...
Read more

Question 59: Simple Interest Problem

  💰 Question 59: Simple Interest Problem Q59: In how many years does a sum of ₹1200 become ₹1800 at a simple interest rate of 5% per annum ? Options: (a) 10 years (b) 20 years (c) 15 years 📝 Step 1: Recall the simple interest formula Simple Interest (SI) = Principal (P) × Rate (R) × Time (T) 100 \text{Simple Interest (SI)} = \frac{\text{Principal (P)} \times \text{Rate (R)} \times \text{Time (T)}}{100} Simple Interest (SI) = 100 Principal (P) × Rate (R) × Time (T) ​ We are given: Principal P = 1200 P = 1200 P = 1200 Final Amount A = 1800 A = 1800 A = 1800 Rate R = 5 % R = 5\% R = 5% per annum 📝 Step 2: Find the simple interest SI = Amount − Principal = 1800 − 1200 = 600 \text{SI} = \text{Amount} - \text{Principal} = 1800 - 1200 = 600 SI = Amount − Principal = 1800 − 1200 = 600 ✅ So, the interest earned = ₹600 📝 Step 3: Use SI formula to find time S I = P × R × T 100 SI = \frac{P \times R \times T}{...
Read more

Question 58: Prime Factorization of 640

  🔢 Question 58: Prime Factorization of 640 Q58: Find the prime factorization of 640 . Options: (a) 2 × 2 × 2 × 2 × 2 × 5 (b) 2 × 2 × 2 × 2 × 2 × 2 × 5 (c) 2 × 2 × 2 × 2 × 2 × 5 × 5 (d) 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 📝 Step 1: Start dividing by the smallest prime (2) We know 640 is even , so divide by 2 repeatedly until we cannot: 640 ÷ 2 = 320 ✅ 320 ÷ 2 = 160 ✅ 160 ÷ 2 = 80 ✅ 80 ÷ 2 = 40 ✅ 40 ÷ 2 = 20 ✅ 20 ÷ 2 = 10 ✅ 10 ÷ 2 = 5 ✅ Now we are left with 5 , which is a prime number. 📝 Step 2: Write all prime factors We divided by 2 seven times , and then we have 5 left. 640 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 640 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 640 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 ✅ Or in exponent form: 640 = 2 7 × 5 640 = 2^7 × 5 640 = 2 7 × 5 ✅ Step 3: Match with the options The correct answer is: (d) 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 ✅ 💡 Quick Tip for Prime Factorization Start dividing by the smallest prime (2, then 3, 5, 7…) Keep div...
Read more