Please select a subject first
Advertisements
Advertisements
The following frequency distribution table shows marks obtained by 180 students in Mathematics examination.
| Marks | No. of students |
| 0 - 10 | 25 |
| 10 - 20 | x |
| 20 - 30 | 30 |
| 30 - 40 | 2x |
| 40 - 50 | 65 |
Find the value of x. Also draw a histogram representing the above information.
Concept: Histograms
भौगोलिक कारणे लिहा:
ब्राझीलमध्ये नियमित हिमवर्षाव होत नाही.
Concept: ब्राझीलमधील हवामान
भौगोलिक कारणे लिहा:
ब्राझीलमध्ये उष्णकटिबंधीय वादळे कमी प्रमाणात होतात.
Concept: ब्राझीलमधील हवामान
भौगोलिक कारणे लिहा.
हिमालयाच्या उंच भागात वनस्पतींची संख्या विरळ आढळते.
Concept: नैसर्गिक वनस्पती व प्राणी
भौगोलिक कारणे लिहा.
ईशान्य ब्राझीलमध्ये वस्त्या विरळ आहेत.
Concept: ब्राझीलमधील वस्त्यांच्या आकृतिबंधाची उदाहरणे
भारत व ब्राझील या दोन्ही देशांची अर्थव्यवस्था __________ प्रकारची अर्थव्यवस्था आहे.
Concept: भारत-ब्राझीलमधील व्यापार
भौगोलिक कारणे लिहा.
भारताच्या अर्थव्यवस्थेत मत्स्य व्यवसायाची भूमिका महत्त्वाची आहे.
Concept: भारतामधील आर्थिक व्यवसाय
भौगोलिक कारणे लिहा.
ब्राझीलमध्ये पर्यावरणस्नेही पर्यटनाचा अधिक विकास केला जात आहे.
Concept: ब्राझीलमधील पर्यटन स्थळे
In the following figure seg AB ⊥ seg BC, seg DC ⊥ seg BC. If AB = 2 and DC = 3, find `(A(triangleABC))/(A(triangleDCB))`
Concept: Ratios of Areas of Two Triangles
In the given figure, AD is the bisector of the exterior ∠A of ∆ABC. Seg AD intersects the side BC produced in D. Prove that:
Concept: Ratios of Areas of Two Triangles
In the given figure, ∠MNP = 90°, seg NQ ⊥ seg MP, MQ = 9, QP = 4, find NQ.
Concept: Theorem of Geometric Mean
Some question and their alternative answer are given.
In a right-angled triangle, if sum of the squares of the sides making right angle is 169 then what is the length of the hypotenuse?
Concept: Apollonius Theorem
Find the perimeter of a square if its diagonal is `10sqrt2` cm:
Concept: Apollonius Theorem
In ΔPQR, seg PM is a median, PM = 9 and PQ2 + PR2 = 290. Find the length of QR.
Concept: Apollonius Theorem
Find the side of a square whose diagonal is `10sqrt2` cm.
Concept: Pythagoras Theorem
Chord AB and chord CD of a circle with centre 0 are congruent. If m(arc AB) = 120°, then find the m(arc CD).
Concept: Property of Sum of Measures of Arcs
Write down the equation of a line whose slope is 3/2 and which passes through point P, where P divides the line segment AB joining A(-2, 6) and B(3, -4) in the ratio 2 : 3.
Concept: Division of a Line Segment
ΔRST ~ ΔUAY, In ΔRST, RS = 6 cm, ∠S = 50°, ST = 7.5 cm. The corresponding sides of ΔRST and ΔUAY are in the ratio 5 : 4. Construct ΔUAY.
Concept: Division of a Line Segment
Construct the circumcircle and incircle of an equilateral ∆XYZ with side 6.5 cm and centre O. Find the ratio of the radii of incircle and circumcircle.
Concept: Division of a Line Segment
∆PQR ~ ∆LTR. In ∆PQR, PQ = 4.2 cm, QR = 5.4 cm, PR = 4.8 cm. Construct ∆PQR and ∆LTR, such that `"PQ"/"LT" = 3/4`.
Concept: Division of a Line Segment
