URVASHI GARG

Question: A city has 2,400 residents. If 15% of these residents are involved in community service and 60% of these are volunteers at the local food bank, how many residents volunteer at the food bank?A) 144B) 180C) 216D) 240 Solution: ​ Calculate the number of residents involved in community service:15%×2,400 = 0.15×2,400 = 360 residentsCalculate the […]

Question: The scores on a test are 78, 82, 85, 90, and 95. What is the mean (average) score?A. 82B. 86C. 86.5D. 88 Solution: The mean is calculated by summing all the values and dividing by the number of values : Mean= 78+82+85+90+95 / 5 = 430⁄5 = 86​ Our Social Media Presence –https://youtube.com/@rankmadeeasyhttps://www.facebook.com/groups/rankmadeeasyhttps://www.facebook.com/RankMadeEasyhttps://www.instagram.com/rankmadeeasy1https://twitter.com/rankmadeeasy

Question: A bag contains 5 red, 3 blue, and 2 green marbles. What is the probability of randomly selecting a red marble? What is the probability?(A) 1/2(2) 1/3(3) 1/4(4) 1/5 Solution: The probability of an event is given by : Probability = Number of favorable outcomes/Total number of outcomes Here, the total number of marbles is 5+3+2=10, and there are 5

Question: Find the area of a triangle with a base of 10 cm and a height of 6 cm. What is the area?A. 30 cm²B. 60 cm²C. 70 cm²D. 80 cm² Solution: The area of a triangle is given by: Area = 1⁄2 × Base × HeightSubstitute the values : Area = 1⁄2 × ×10×6

Question: Simplify the expression 4(3x+5) − 2(2x+3). What is the simplified expression?(A) 10x+14(B) 8x+20(C) 8x+14(D) 10x+20 Solution: Distribute the numbers:4(3x+5) = 12x+20 − 2(2x+3) = −4x−6 Now, combine like terms: 12x−4x + 20−6 = 8x+14Then the correct option is (C). Our Social Media Presence –https://youtube.com/@rankmadeeasyhttps://www.facebook.com/groups/rankmadeeasyhttps://www.facebook.com/RankMadeEasyhttps://www.instagram.com/rankmadeeasy1https://twitter.com/rankmadeeasy

Question: Find the area of a trapezoid with bases of 8 cm and 12 cm and a height of 5 cm. What is the area?A. 50 cm²B. 60 cm²C. 70 cm²D. 80 cm² Solution: The area of a trapezoid is given by: Area = 1⁄2 × (Base₁ + Base₂) × Height Substitute the values: Area

Question: A shirt originally costs $40 and is now priced at $50. What is the percent increase in price? What is the percent increase?A. 20%B. 25%C. 30%D. 35% Solution: Calculate the percent increase: Percent Increase = New Price−Old Price/Old Price × 100Percent Increase = 50−40/40 × 100Percent Increase = 10⁄40 × 100 = 25% Our Social Media Presence –https://youtube.com/@rankmadeeasyhttps://www.facebook.com/groups/rankmadeeasyhttps://www.facebook.com/RankMadeEasyhttps://www.instagram.com/rankmadeeasy1https://twitter.com/rankmadeeasy

Question: Find the median of the data set: 7, 5, 12, 10, 8. What is the median?A. 7B. 8C. 10D. 12 Solution: First, order the data set: 5, 7, 8, 10, 12. The median is the middle value:Median = 8Thus, the correct option is (B) 8. Our Social Media Presence –https://youtube.com/@rankmadeeasyhttps://www.facebook.com/groups/rankmadeeasyhttps://www.facebook.com/RankMadeEasyhttps://www.instagram.com/rankmadeeasy1https://twitter.com/rankmadeeasy

Question: Sam has $20. He spends 1⁄4 of it on a toy. How much money is left?a) $5b) $10c) $15d) $12 Solution: Find 1⁄4 of $20:20÷4=5.Subtract: 20−5=15.Thus, the correct answer is (c). Our Social Media Presence –https://youtube.com/@rankmadeeasyhttps://www.facebook.com/groups/rankmadeeasyhttps://www.facebook.com/RankMadeEasyhttps://www.instagram.com/rankmadeeasy1https://twitter.com/rankmadeeasy

Question: Lisa has 45 candies. She gave 18 candies to her friend and then received 25 more from her mom. How many candies does Lisa have now?a) 52b) 50c) 60d) 70 Solution: First, subtract the candies she gave away: 45−18=27.Then add the candies she received:27+25=52. Our Social Media Presence –https://youtube.com/@rankmadeeasyhttps://www.facebook.com/groups/rankmadeeasyhttps://www.facebook.com/RankMadeEasyhttps://www.instagram.com/rankmadeeasy1https://twitter.com/rankmadeeasy