Model test Paper term 1 maths 2022 | jharkhand board

Model test paper class 9

The test grades of the 26 students in a math class are shown in the chart above. What is the median test grade for the clsss?

In a test paper there are 10 questions . Number of ways in which 6 questions to be answered is

Find the pressure exerted at the tip of a board pin, of area 0.1 mm^(2) , if it is pressed against the board with a force 15 N.

a. Estimate the force with which a karate master strikes a board, assuming that hand's speed at the moment of impact is 10.0ms^(-1) , decreasing to 1.00ms^(-1) during a 0.002 s time interval of contact between the hand and the board. The mass of his hand and arm is 1.00 kg . b Estimate the shear, assuming this force it exerted on a 1.00 cm thick pine board that is 10.0 cm wide. c. If we maximum shear stress a pine board can support before breaking is 3.60xx10^(6)N//m^(2) , will the board break?

Rekha has to cover a board in her class with a piece of red paper. The board is rectangular in shape. The length of the board is 7 units more than thrice its breadth. Answer the following. a. If the breadth is p, find the rule for finding the area of the piece of red paper that Rekha needs to cover the board with. b. Use the rule to find the required area of the paper, given that the breadth of the board is 40 cm.

Kalino earned 85, 95, 93 and 80 points on the 4 tests, each worth 100 points, given so far this term. How many points must he earn on his test, also worth 100 points, to average 90 points for the 5 tests given this term?

12th English Answer Key 2022 Set-A to J | English Objective Answer Key 2022 Bihar Board

The mileage (km per litre) of 50 cars of the same model was tested by a manufacture and details are tabulated as given below Find the mean mileage. The manufacture claimed that the mileage of the model was 16 kmL. Do you agree with this claim?