alleryA 40 m ribbon has 3/8 of its length cut off; how many metres are cut?
- 12 m
- 15 m
- 25 m
- 18 m
Show answer and solution
Correct answer: B. 15 m
The length cut is 40 × 3/8 = 15 m.
RPF Constable Decimals and Fractions — practice questions
Explore 49 free Decimals and Fractions questions in RPF Constable Arithmetic. Open each question or exercise to read its content, reference answers and available explanation.
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Showing questions 1–30 of 49.
A 40 m ribbon has 3/8 of its length cut off; how many metres are cut?Read the answer and worked solution →Seven of 20 tokens are red; what decimal part of the tokens is red?Read the answer and worked solution →A jar holds 0.45 L; another 0.8 L is added; what volume is now in it?Read the answer and worked solution →A 2.5 m cord loses a 0.75 m piece; what length remains?Read the answer and worked solution →Three cups share 3/5 L of juice equally; how much does each receive?Read the answer and worked solution →A packet weighs 0.125 kg; express this weight as a reduced fraction.Read the answer and worked solution →In a reading of 6.072 m, what value does the digit 7 contribute?Read the answer and worked solution →Which parcel is lightest: 0.6 kg, 0.56 kg, 0.605 kg or 0.506 kg?Read the answer and worked solution →A board is 2 3/4 m long; which improper fraction gives its length?Read the answer and worked solution →A rope measures 17/5 m; which mixed number gives its length?Read the answer and worked solution →A tray holds 3/10 kg of dates and 4/10 kg of nuts; total weight?Read the answer and worked solution →A bottle has 11/12 L; 5/12 L is poured out; how much remains?Read the answer and worked solution →Half of a 3/5 kg packet is used; what weight is used?Read the answer and worked solution →Six identical bottles each hold 0.4 L; what is their total volume?Read the answer and worked solution →How many 0.3 m strips can be cut from a 0.9 m ribbon without waste?Read the answer and worked solution →Twelve of 18 seats are occupied; express the occupied part in lowest terms.Read the answer and worked solution →Complete the equality 3/7 = n/28; what is n?Read the answer and worked solution →A tank is 0.65 full; which reduced fraction describes the filled part?Read the answer and worked solution →Which length is greater than 3/4 m?Read the answer and worked solution →A 1 L jug contains 0.48 L; how much more is needed to fill it?Read the answer and worked solution →Which number multiplied by 5/8 gives 1?Read the answer and worked solution →A score changes by −3/4 point, then +1/4 point; net change?Read the answer and worked solution →A scale reads 0.09 kg; which fraction of a kilogram is this?Read the answer and worked solution →A tailor cuts 1 3/4 m from 3 1/2 m of cloth; what length remains?Read the answer and worked solution →A mixture uses 2/3 kg flour and 3/8 kg sugar; what is its total weight?Read the answer and worked solution →How many 0.15 L cups can be filled from 1.2 L of juice?Read the answer and worked solution →Three cords measure 0.85 m, 1.075 m and 0.6 m; their total length?Read the answer and worked solution →Spice costs ₹30 per 2/5 kg; at the same rate, what does 3/2 kg cost?Read the answer and worked solution →Which reduced fraction equals 0.272727..., with 27 repeating?Read the answer and worked solution →By how much does 7/12 kg exceed 0.58 kg?Read the answer and worked solution →
Worked practice questions
Seven of 20 tokens are red; what decimal part of the tokens is red?
- 0.28
- 0.35
- 0.07
- 0.70
Show answer and solution
Correct answer: B. 0.35
The red part is 7/20 = 35/100 = 0.35.
A jar holds 0.45 L; another 0.8 L is added; what volume is now in it?
- 0.53 L
- 1.25 L
- 1.35 L
- 1.15 L
Show answer and solution
Correct answer: B. 1.25 L
The volume becomes 0.45 + 0.80 = 1.25 L.
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