काद cut
atus
in
in
548
7. बक्र सतहको क्षेत्रफल 1848 वर्ग से.मि. तथा अर्धव्यास र उचाइको
योगफल 35 से.मि. भएको कुनै बेलनाको समतल सतह र पुरा सतहको
क्षेत्रफल निकाल्नुहोस् ।
Calculate the plane surface and total surface area of a
cylinder having the curved surface area is 1848 cm and the
sum of radius and height is 35 cm.
Ans: 2772 cm and 4620 cm or 1232 cm and 3080 cm'​

Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

Tamar is measuring the sides and angles of tuv to determine whether it is congruent to the triangle below. which pair of measurements would eliminate the possibility that the triangles are congruent