Volume of a sphere of radius Rcm= 4/3πR₃ Example Find the volume of a sphere of radius 7cm (π= 22/7). Volume of s= 4/3 πR3 = 4/3x 22/7 x 73 =88×49/3 = 4312/ 3 = 1437 1/3

VOLUME OS SPHERE

If it takes 3 hours to drive a distance of 192km on a motorway, what would be your average speed in km/h?

TRY THESE ANSWER ALL QUESTIONS. How many years are there in the 48 months? (a) 4   (b) 2    (c) 3   (d) 1 Find the sum of 1.278kg and 3.924kg (a) 23.61kg (b) 7.838kg   (c) 5.202kg   (d) 11.340kg Divide 2600 by 200 (a) 14   (b) 12    (c) 120     (d) 13 If the diameter of a circle ….  Read More

Attempt the questions

OPEN SENTENCE (a). If 40 note are to be shared Among 5 pupils, how many books Will be given to a pupil?   5                      pupils 40 notes 1                       pupils (40 + 5) notes                        = 8 notes   (b). Find the letters e.g.   2y + 6 = 30 2y = 30 –6 2y = ….  Read More

Find the circumference of a circle whose radius is 1.4cm. (π= 22/7) (a) 15cm (b) 35cm (c) 10cm (d) 8.8cm Lines that stay the same distance apart are (a) Parallel Lines (b) Perpendicular lines (c) Vertical lines (d) paradoxical lines Quadrilaterals are __________ sided figures (a) 4 (b) 5 (c) 3 (d) 2 A box ….  Read More

.    How many years are there in the 48 months?  (a) 4   (b) 2    (c) 3   (d) 1 Find the sum of 1.278kg and 3.924kg (a) 23.61kg (b) 7.838kg   (c) 5.202kg   (d) 11.340kg Divide 2600 by 200 (a) 14   (b) 12    (c) 120     (d) 13 If the diameter of a circle is 20cm, what is ….  Read More

CLASS ACTIVITIES Find the area of a circle with the following radius 3cm 7cm 14cm 2cm 1.4cm`    

C ASSIGNMENT Find the perimeter of each of the circles whose radius is given as: 4cm 14cm 2cm 21cm 35cm

.    31  V + 18 = 62, Find the value of V           (a) 44    (b) 62     (c) 54     (d) 80 Find the value of √9 – √4                 (a) 2     (b) 3     (c) 1      (d) 4  .   If 5q = 15, what is the value of q?           (a) 2     (b) 6    (c) 3      (d) 45 ….  Read More

CLASS: GRADE 4 SUBJECT: NUMERACY NAME:____________________________________________________________________________ SECTION A – OBJECTIVES ANSWER ALL QUESTIONS.    How many years are there in the 48 months?  (a) 4   (b) 2    (c) 3   (d) 1   Find the sum of 1.278kg and 3.924kg       (a) 23.61kg (b) 7.838kg   (c) 5.202kg   (d) 11.340kg   Divide 2600 by 200                        (a) 14   (b) 12    (c) 120 ….  Read More