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মাটির আপেক্ষিক তাপ 800 J kg-1 K-1 বলতে বুঝায়-i. 1 kg মাটির তাপমাত্রা 1 K বাড়াতে 800J তাপের প্রয়োজন ii. একক ভরের মাটির তাপধারণ ক্ষমতা 800 JK-¹ iii. 800 kg মাটির তাপমাত্রা 1 K বাড়াতে তাপের প্রয়োজন নিচের কোনটি সঠিক?
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?
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If w is 10% less than x, and y is 30% less than Z, then why is what percent less than xz?
If w is 10 percent less than x, and y is 30 percent less than z, then wy is what percent less than xz?
In a group of students, 80% of the students weigh less than 60 kg and a total of 32 student weigh less than 50 kg. If 60% of the students weigh at least 50 kg, how many of the students weigh at least 50 kg but less than 60 kg?
If w is 10% less than x and y is 30% less than z , then wy is what percent less than xz ?
if w is 10% less than x and y is 30% less than z , then wy is what persent less than xz ?
The salary of X is 30% less than that of z and the salary of Y is 37% less than that of Z. what percent is the salary of Y less than that of salary x?
If w is 10% less than x, and y is 30% less than z, they wy is what percent less than xz?