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CBSE Class 7 Answered

mina studies for71/2(7whole1/2)hours in a day (24 hours). what % is this?
Asked by himansu1069 | 07 Sep, 2018, 08:29: PM
answered-by-expert Expert Answer
 
begin mathsize 16px style 7 1 half space equals space fraction numerator 7 space cross times space 2 space plus space 1 over denominator 2 end fraction space equals space 15 over 2 Percentage space equals space fraction numerator open parentheses 15 over 2 close parentheses over denominator 24 end fraction space cross times space 100 space equals space fraction numerator 15 over denominator 2 space cross times space 24 end fraction space cross times space 100 space equals space 31.25 percent sign end style
Answered by Yasmeen Khan | 10 Sep, 2018, 11:49: AM

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CBSE 7 - Maths
(-4)×(-5)×(-2)×(-1)
Asked by asthaenterprises2021 | 24 Apr, 2024, 04:58: PM
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CBSE 7 - Maths
find x if 9- 5 and 7 by 8 is equal to x-1/8
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Asked by shouryavijay0020012 | 17 Apr, 2024, 03:45: PM
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CBSE 7 - Maths
an aeroplane was flying at a height of 1800 m if decent at rate of 60 m per minute how long it will take to decent at height of 300 m
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CBSE 7 - Maths
(-3)×(-12)÷(-4)+3×6
Asked by pakshat261 | 14 Apr, 2024, 01:27: PM
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CBSE 7 - Maths
starting from (-1)×5, write various products showing some pattern to show (-1)×(-1)= 1
Asked by dineshsinghdhan9 | 11 Apr, 2024, 11:06: AM
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CBSE 7 - Maths
6. In an examination for each correct answer 5 marks is awareded and for each wrong   answer (-2) is awarde(ii) Jaya answered all the questions. But she could answer only 5 questions correctly and obtained (-6). How many questions were answered incorrectly by them.d.
Asked by nabamallikasaikia346 | 11 Apr, 2024, 08:45: AM
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CBSE 7 - Maths
write a pair of negative integers whose difference gives 8
Asked by bpadhee | 08 Apr, 2024, 08:51: PM
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CBSE 7 - Maths
verify a×(b×c)=(a×b)×c when a = 12 , b =-10 and c = - 5
Asked by nutansharma22011 | 08 Apr, 2024, 06:13: PM
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CBSE 7 - Maths
(-25)×7
Asked by narendrasgl222 | 07 Apr, 2024, 02:11: PM
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CBSE 7 - Maths
p=250000,R=10p.c.p.a.,T=5years,I=?
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Asked by kumbharbabu63 | 06 Apr, 2024, 12:08: PM
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