by shivamtripathi22 | Jun 22, 2025 | Uncategorized
1. In a 600 m race A beats B by 60 m and in a race of 500 m B beats C by 25 m. By how many metres will A beat C in a 400 m race. View Solution 2. In a 100 m race, A runs 2.5 m/sec. If A gives B a start of 10 m and still beats him by 5 sec. Find the speed of B. View...
by shivamtripathi22 | Jun 22, 2025 | Uncategorized
1. Find the third proportion to the number 9 and 6. View Solution 2. Two numbers are in the ratio 3:7. If sum of these two numbers is 180, find the difference between the numbers. View Solution 3. If sum of three numbers is 171 and the ratio between the first and...
by shivamtripathi22 | Jun 22, 2025 | Uncategorized
1. Find the third proportion to the number 9 and 6.Sol:a = 9b =...
by shivamtripathi22 | Jun 22, 2025 | Uncategorized
1. If (62frac{1}{2})% of a number is added with itself then rhe result becomes 1560. find the original number. View Solution 2. If (37frac{1}{2})% of a number is subtracted from itself then the result becomes 10500. Find the original number. View Solution 3. If...
by shivamtripathi22 | Jun 22, 2025 | Uncategorized
1. If \(62\frac{1}{2}\)% of a number is added with itself then rhe result becomes 1560. find the original...
by shivamtripathi22 | Jun 21, 2025 | Uncategorized
1. Find 10ᵗʰ term and sum of initial 10 terms of series: 3, 10, 17, 24, ……………….Sol:Given series is AP where a = 3 , d = 10 – 3 = 7∴ T₁₀ = 3 + (10 – 1).7= 66 AnswerS₁₀ = (frac{{40}}{2})[2×3 + (10 –...
