EduSahara™ Assignment
Name : Value Computation
Chapter : Real Numbers
Grade : SSC Grade IX
License : Non Commercial Use
Question
1
1.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
4
√
3
)
(
−
6
√
2
)
=
(i)
0.816
(ii)
2.816
(iii)
1.816
(iv)
7.816
(v)
8.816
Question
2
2.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
4
√
2
−
√
7
)
(
5
√
10
+
5
√
8
)
=
(i)
6.723
(ii)
7.723
(iii)
-0.277
(iv)
0.723
(v)
1.723
Question
3
3.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
2
√
9
)
=
(i)
1
(ii)
-6
(iii)
2
(iv)
5
Question
4
4.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
4
√
8
−
5
√
5
)
=
(i)
-22.494
(ii)
-14.494
(iii)
-11.494
(iv)
-15.494
Question
5
5.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
3
√
3
−
4
√
2
−
5
√
4
)
=
(i)
-20.853
(ii)
-12.853
(iii)
-9.853
(iv)
-13.853
Question
6
6.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
6
√
720
=
(i)
160.997
(ii)
162.997
(iii)
158.997
(iv)
159.997
(v)
161.997
Question
7
7.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
6
√
630
+
14
√
490
)
=
(i)
461.502
(ii)
459.502
(iii)
458.502
(iv)
462.502
(v)
460.502
Question
8
8.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
4
√
640
+
11
√
400
+
3
√
200
)
=
(i)
364.619
(ii)
361.619
(iii)
363.619
(iv)
365.619
(v)
362.619
Question
9
9.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
4
√
8
(
−
6
√
10
)
=
(i)
-0.596
(ii)
7.404
(iii)
1.404
(iv)
6.404
(v)
0.404
Question
10
10.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
2
√
5
−
4
√
3
)
(
4
−
7
√
10
)
=
(i)
0.629
(ii)
2.629
(iii)
7.629
(iv)
1.629
(v)
8.629
Question
11
11.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
8
√
6
)
=
(i)
-19.596
(ii)
-12.596
(iii)
-11.596
(iv)
-8.596
Question
12
12.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
−
9
√
5
+
8
√
2
)
=
(i)
2.189
(ii)
-1.811
(iii)
-0.811
(iv)
-8.811
Question
13
13.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
4
√
10
−
8
√
3
+
6
√
2
)
=
(i)
8.278
(ii)
6.278
(iii)
5.278
(iv)
7.278
(v)
9.278
Question
14
14.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
19
√
270
=
(i)
310.202
(ii)
314.202
(iii)
312.202
(iv)
313.202
(v)
311.202
Question
15
15.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
17
√
720
+
3
√
192
)
=
(i)
495.727
(ii)
499.727
(iii)
498.727
(iv)
497.727
(v)
496.727
Question
16
16.
If
√
2
= 1.4142,
√
3
= 1.7321,
√
5
= 2.2361,
√
7
= 2.6458,
the value of
(
4
√
112
+
6
√
280
+
11
√
216
)
=
(i)
304.398
(ii)
305.398
(iii)
306.398
(iv)
302.398
(v)
303.398
Assignment Key
1) (i)
2) (iii)
3) (ii)
4) (i)
5) (i)
6) (i)
7) (v)
8) (iii)
9) (i)
10) (i)
11) (i)
12) (iv)
13) (iv)
14) (iii)
15) (iv)
16) (i)
