Q1: Neena needs 13.25 cm of a ribbon to wrap a gift and 12.9 cm of the same ribbon to tie the flowers. How much ribbon does she need in all for both the tasks?
Sol: Ribbon for gift = 13.25 cm
Ribbon for flowers = 12.9 cm
Total ribbon needed = 13.25 cm + 12.9 cm = 26.15 cm
Neena needs a total of 26.15 cm of ribbon.
Q2: At a dairy, the milkman prepares 25 L of lassi. If by the end of the day, the milkman is able to sell 13.907 L of lassi, find out the amount of lassi left at the dairy.
Sol: Initial amount of lassi = 25 L
Lassi sold = 13.907 L
Lassi remaining = 25 L - 13.907 L = 11.093 L
The dairy has 11.093 L of lassi left.
Q 3: Saina makes 5.25 L of fruit punch while Reshma makes 5.701 L of fruit punch. Who has made more fruit punch and by how much?
Sol: Saina's fruit punch = 5.25 L
Reshma's fruit punch = 5.701 L
Difference = 5.701 L - 5.25 L = 0.451 L
Reshma made more fruit punch by 0.451 L.
Q4: Manav bought 7 stickers at ₹3.56 each. How much did he pay for the stickers?
Sol: Cost per sticker = ₹3.56
Number of stickers = 7
Total cost = ₹3.56 × 7 = ₹24.92
Manav paid ₹24.92 for the stickers.
Q5: Rajesh has ordered 14 T-shirts for the salesmen at his shop. If each t-shirt costs ₹781.35, find the cost of all 14 T-shirts.
Sol:Cost per T-shirt = ₹781.35
Number of T-shirts = 14
Total cost = ₹781.35 × 14 = ₹10,938.90
The total cost for the T-shirts is ₹10,938.90.
Q6: At an adventure camp, 4.875 litres of badam milk was distributed equally among 15 students. How much milk did each child get?
Sol: Total milk = 4.875 liters
Number of students = 15
Milk per student = 4.875 liters ÷ 15 = 0.325 liters
Each student got 0.325 liters of badam milk.
Q7: Twenty-six cookies cost ₹155.48. What is the cost of 1 cookie?
Sol:Total cost = ₹155.48
Number of cookies = 26
Cost per cookie = ₹155.48 ÷ 26 = ₹5.98
Each cookie costs ₹5.98.
Q8: Diya is a designer. She makes a half jacket using 2.9 m of cloth. How many half jackets can she make if she has 98.6 m cloth in all?
Sol: Cloth per jacket = 2.9 m
Total cloth = 98.6 m
Number of jackets = 98.6 m ÷ 2.9 m = 34 jackets
Diya can make 34 half jackets.
Q9: Ria has 45.6 m long lace. How many pieces of lace 1.2 m long can she cut from the total lace she has?
Sol:Total length of lace = 45.6 m
Length of each piece = 1.2 m
Number of pieces = 45.6 m ÷ 1.2 m = 38 pieces
Ria can cut 38 pieces of lace.
Q10: A stack of 54 paper plates is 1.458 cm thick. Calculate the thickness of one paper plate.
Sol:Total thickness = 1.458 cm
Number of plates = 54
Thickness per plate = 1.458 cm ÷ 54 ≈ 0.027 cm
Each paper plate is approximately 0.027 cm thick.
58 videos|125 docs|40 tests
|
1. What are decimals and how are they used in everyday life? | ![]() |
2. How do you add and subtract decimals? | ![]() |
3. What is the importance of rounding decimals? | ![]() |
4. How do you multiply and divide decimals? | ![]() |
5. What common mistakes should I avoid when working with decimals? | ![]() |