मराठी
सी.आई.एस.सी.ई.आयसीएसई ICSE Class 6

Do the Ratios 2 Kg : 80 Kg and 25 G : 625 G Form a Proportion?

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प्रश्न

Do the ratios 2 kg : 80 kg and 25 g : 625 g form a proportion?

बेरीज
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उत्तर

2 kg : 80 kg :: 25 g : 625 g
2 : 80 :: 25 : 625
1 : 40 :: 1 : 25
No, they do not form a proportion.

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  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 12: Proportion (Including Word Problems) - Exercise 12 (C)

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सेलिना Mathematics [English] Class 6
पाठ 12 Proportion (Including Word Problems)
Exercise 12 (C) | Q 8

संबंधित प्रश्‍न

Find the sub-triplicate ratio of the following :

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If `a/b = c/d = e/f`, Prove that each of these ratios is equal to `(a + c + e)/(b + d + f)`.


A rectangular field is 100 m by 80 m. Find the ratio of breadth to its perimeter.


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The ratio 5 : 4 is different from the ratio 4 : 5.


Out of 1800 students in a school, 750 opted basketball, 800 opted cricket and remaining opted table tennis. If a student can opt only one game, find the ratio of number of students who opted basketball to the total number of students. 


A doctor reports blood pressure in millimeters of mercury (mm Hg) as a ratio of systolic blood pressure to diastolic blood pressure (such as 140 over 80). Systolic pressure is measured when the heart beats, and diastolic pressure is measured when it rests. Refer to the table of blood pressure ranges for adults.

Blood Pressure Ranges
  Normal Prehypertension Hypertension
(Very High)
Systolic Under 120 mm Hg 120-139 mm Hg 140 mm Hg and above
Diastolic Under 80 mm Hg 80-89 mm Hg 90 mm Hg and above

Manohar is a healthy 37 years old man whose blood pressure is in the normal category.

  1. Calculate an approximate ratio of systolic to diastolic blood pressures in the normal range.
  2. If Manohar’s systolic blood pressure is 102 mm Hg, use the ratio from part (a) to predict his diastolic blood pressure.
  3. Calculate the ratio of average systolic to average diastolic blood pressure in the prehypertension category.

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